TCP Ports

| UDP | Reserved | Official
TCP | UDP | TCP Port Service Multiplexer (TCPMUX) | Official
TCP | UDP | CompressNET<ref name=compressnet>Template:Cite web</ref> Management Utility<ref>Template:Cite web</ref> | Official
TCP | UDP | CompressNET<ref name=compressnet /> Compression Process<ref>Template:Cite web</ref>} | Official
TCP | UDP | Unassigned | Official
TCP | UDP | Remote Job Entry | Official
TCP | UDP | Unassigned | Official
TCP | UDP | Echo Protocol | Official
TCP | UDP | Unassigned | Official
TCP | UDP | Discard Protocol | Official
| UDP | Wake-on-LAN | Unofficial
TCP | UDP | Unassigned | Official
TCP | UDP | Active Users (systatTemplate:Disambiguation needed service)<ref name=systat-netstat>Template:Cite web</ref><ref name=RFC866>Template:Cite IETF</ref>	Official
TCP | UDP | Unassigned | Official
TCP | UDP | Daytime Protocol (RFC 867) | Official
TCP | UDP | Unassigned | Official
TCP | UDP | Previously netstat service<ref name=systat-netstat/> | Unofficial
TCP | UDP | Unassigned | Official
TCP | UDP | Quote of the Day | Official
TCP | UDP | Message Send Protocol | Official
TCP | UDP | Character Generator Protocol (CHARGEN) | Official
TCP | UDP | FTP data transfer | Official
TCP | | FTP control (command) | Official
TCP | UDP | Secure Shell (SSH)—used for secure logins, file transfers (scp, sftp) and port forwarding | Official
TCP | UDP | Telnet protocol—unencrypted text communications | Official
TCP | UDP | Priv-mail : any private mail system. | Official
TCP | | Simple Mail Transfer Protocol (SMTP)—used for e-mail routing between mail servers | Official
TCP | UDP | Unassigned | Official
TCP | UDP | NSW User System FE | Official
TCP | UDP | MSG ICP | Official
TCP | UDP | Display Support Protocol | Official
TCP | UDP | Any private printer server protocol | Official
TCP | UDP | TIME protocol | Official
TCP | UDP | Resource Location Protocol<ref name=autogenerated3>Template:Cite web</ref> (RLP)—used for determining the location of higher level services from hosts on a network | Official
TCP | UDP | Unassigned | Official
TCP | UDP | ARPA Host Name Server Protocol | Official
TCP | UDP | Windows Internet Name Service | Unofficial
TCP | | WHOIS protocol | Official
TCP | UDP | NI FTP | Official
TCP | UDP | TACACS Login Host protocol | Official
TCP | UDP | Remote Mail Checking Protocol<ref>IEN 99, NI FTP: Summary and Assessment</ref>| Official
TCP | UDP | IMP Logical Address Maintenance | Official
TCP | UDP | XNS (Xerox Network Systems) Time Protocol | Official
TCP | UDP | Domain Name System (DNS) | Official
TCP | UDP | XNS (Xerox Network Systems) Clearinghouse | Official
TCP | UDP | ISI Graphics Language (ISI-GL) | Official
TCP | UDP | XNS (Xerox Network Systems) Authentication | Official
TCP | UDP | Route Access Protocol (RAP)<ref>RFC 1476, RAP: Internet Route Access Protocol</ref> | Unofficial
TCP | | Mail Transfer Protocol (RFC 780) | Official
TCP | UDP | XNS (Xerox Network Systems) Mail | Official
TCP | UDP | CI (Travelport) (formerly Covia) Comms Integrator | Official
| UDP | Bootstrap Protocol (BOOTP) Server; also used by Dynamic Host Configuration Protocol (DHCP) | Official
| UDP | Bootstrap Protocol (BOOTP) Client; also used by Dynamic Host Configuration Protocol (DHCP) | Official
| UDP | Trivial File Transfer Protocol (TFTP) | Official
TCP | | Gopher protocol | Official
TCP | | NETRJS protocol | Official
TCP | | NETRJS protocol | Official
TCP | | NETRJS protocol | Official
TCP | | NETRJS protocol | Official
TCP | UDP | Any private Remote Job Entry | Official
TCP | | Finger protocol | Official
TCP | | Hypertext Transfer Protocol (HTTP)<ref>Template:Cite web</ref> | Official
| UDP | QUIC (from Chromium) for HTTP | Unofficial
TCP | | Torpark—Onion routing | Unofficial
| UDP | Torpark—Control | Unofficial
TCP | UDP | Kerberos—authentication system | Official
TCP | UDP | dnsix (DoD Network Security for Information Exchange) Securit Attribute Token Map | Official
TCP | UDP | PointCast (dotcom) | Unofficial
TCP | | WIP Message protocol | Unofficial
| UDP | CyberGate RAT protocol | Unofficial
TCP | | NIC host name | Official
TCP | | ISO-TSAP (Transport Service Access Point) Class 0 protocol;<ref>Template:Cite web</ref> also used by Digital Equipment Corporation DECnet (Phase V+) over TCP/IP | Official
TCP | UDP | ACR/NEMA Digital Imaging and Communications in Medicine (DICOM) | Official
TCP | UDP | CCSO Nameserver Protocol (Qi/Ph) | Official
TCP | | Remote TELNET Service<ref>Template:Cite web</ref> protocol | Official
TCP | UDP | SNA Gateway Access Server<ref name="IANA"/> | Official
TCP | | Post Office Protocol v2 (POP2) | Official
TCP | | Post Office Protocol v3 (POP3) | Official
TCP | UDP | ONC RPC (Sun RPC) | Official
TCP | | Ident—Authentication Service/Identification Protocol,<ref name=autogenerated1>Template:Cite web</ref> used by IRC servers to identify users | Official
| UDP | Authentication Service<ref name=autogenerated1 /> (auth) | Official
TCP | | File Transfer Protocol over SSH|(most secure),<ref>Template:Cite web</ref> (SFTP) (formally listed incorrectly as "Simple File Transfer Protocol (SFTP)" | Official
STD | | UUCP Path Service | Official
TCP | UDP | SQL (Structured Query Language) Services | Official
TCP | | Network News Transfer Protocol (NNTP)—retrieval of newsgroup messages | Official
TCP | UDP | Network Time Protocol (NTP)—used for time synchronization | Official
TCP | UDP | Formerly Unisys Unitary Login, renamed by Unisys to NXEdit. Used by Unisys Programmer's Workbench for Clearpath MCP, an IDE for Unisys MCP software development | Official
TCP | UDP | DCE endpoint resolution | Official
TCP | UDP | Microsoft EPMAP (End Point Mapper), also known as DCE/RPC Locator service,<ref>Template:Cite web</ref> used to remotely manage services including DHCP server, DNS server and WINS. Also used by DCOM | Unofficial
TCP | UDP | NetBIOS NetBIOS Name Service | Official
TCP | UDP | NetBIOS NetBIOS Datagram Service | Official
TCP | UDP | NetBIOS NetBIOS Session Service | Official
TCP | | Internet Message Access Protocol (IMAP)—management of email messages | Official
TCP | UDP | Background File Transfer Program (BFTP)<ref>Template:Cite web</ref> | Official
TCP | UDP | SGMP, Simple Gateway Monitoring Protocol | Official
TCP | UDP | SQL Service | Official
TCP | UDP | DMSP, Distributed Mail Service Protocol<ref>RFC 1056, PCMAIL: A Distributed Mail System for Personal Computers</ref>| Unofficial
| UDP | Simple Network Management Protocol (SNMP) | Official
TCP | UDP | Simple Network Management Protocol Trap (SNMPTRAP)<ref>Template:Cite web</ref> | Official
TCP | | Print-srv, Network PostScript | Official
TCP | | VMNET (IBM z/VM, z/OS & z/VSE—Network Job Entry (NJE)) | Official
TCP | UDP | X Display Manager Control Protocol (XDMCP) | Official
TCP | | BGP (Border Gateway Protocol) | Official
TCP | UDP | Internet Relay Chat (IRC) | Official
TCP | UDP | SMUX, SNMP Unix Multiplexer | Official
TCP | UDP | AppleTalk Routing Maintenance | Official
TCP | UDP | The Quick Mail Transfer Protocol | Official
TCP | UDP | ANSI Z39.50 | Official
TCP | UDP | Internetwork Packet Exchange (IPX) | Official
TCP | UDP | Message posting protocol (MPP) | Official
TCP | UDP | Internet Message Access Protocol (IMAP), version 3 | Official
TCP | UDP | ESRO, Efficient Short Remote Operations | Official
TCP | UDP | BGMP, Border Gateway Multicast Protocol | Official
TCP | UDP | http-mgmt | Official
TCP | | ThinLinc Web Access | |Unofficial
TCP | | Novastor Online Backup | Official
TCP | | Mac OS X Server Admin (officially AppleShare IP Web administration) | Official
TCP | UDP | PKIX TSP, Time Stamp Protocol | Official
| UDP | Precision Time Protocol event messages | Official
| UDP | Precision Time Protocol general messages | Official
TCP | UDP | MATIP-Type A, Mapping of Airline Traffic over Internet Protocol | Official
TCP | UDP | MATIP-Type B, Mapping of Airline Traffic over Internet Protocol | Official
TCP | UDP | cloanto-net-1 (used by Cloanto Amiga Explorer and VMs) | Official
TCP | UDP | ODMR, On-Demand Mail Relay | Official
TCP | UDP | Rpc2portmap | Official
TCP | | codaauth2—Coda authentication server | Official
| UDP | codaauth2—Coda authentication server | Official
| UDP | securecast1—Outgoing packets to NAI's SecureCast servers<ref name="SecureCast">Template:Cite web</ref>Template:As of | Unofficial
TCP | UDP | ClearCase albd | Official
TCP | UDP | HP data alarm manager | Official
TCP | UDP | A Remote Network Server System | Official
TCP | UDP | AURP, AppleTalk Update-based Routing Protocol<ref>RFC 1504, Appletalk Update-Based Routing Protocol</ref> | Official
TCP | UDP | Lightweight Directory Access Protocol (LDAP) | Official
TCP | UDP | Digital Equipment Corporation DECnet (Phase V+) over TCP/IP | Official
TCP | UDP | UPS Uninterruptible Power Supply | Official
TCP | UDP | Service Location Protocol (SLP) | Official
TCP | UDP | NNSP, part of Network News Transfer Protocol | Official
TCP | | Hypertext Transfer Protocol over TLS/SSL (HTTPS) | Official
| UDP | QUIC (from Chromium) for HTTPS | Unofficial
TCP | UDP | SNPP, Simple Network Paging Protocol (RFC 1568) | Official
TCP | | Microsoft-DS Active Directory, Windows shares | Official
TCP | | Microsoft-DS SMB file sharing | Official
TCP | UDP | Kerberos Change/Set password | Official
TCP | | URL Rendezvous Directory for SSM (Cisco protocol) | Official
TCP | | Simple Mail Transfer Protocol over TLS/SSL (SMTPS) | Unofficial
TCP | UDP | tcpnethaspsrv (Aladdin Knowledge Systems Hasp services, TCP/IP version) | Official
TCP | | GO-Global remote access and application publishing software | Unofficial
TCP | | Dantz Retrospect | Official
TCP | UDP | Internet Security Association and Key Management Protocol (ISAKMP) | Official
TCP | UDP | Modbus, Protocol | Official
TCP | UDP | Citadel—multiservice protocol for dedicated clients for the Citadel groupware system | Official
TCP | UDP | FirstClass Protocol (FCP), used by FirstClass client/server groupware system | Official
TCP | | Rexec, Remote Process Execution | Official
| UDP | comsat, together with biff | Official
TCP | | rlogin | Official
| UDP | Who<ref name=rfc1340>Template:Cite web</ref> | Official
TCP | | Shell—used to execute non-interactive commands on a remote system (Remote Shell, rsh, remsh) | Official
| UDP | Syslog—used for system logging | Official
TCP | | Line Printer Daemon—print service | Official
| UDP | Talk | Official
| UDP | NTalk | Official
TCP | | efs, extended file name server | Official
| UDP | Routing Information Protocol (RIP) | Official
| UDP | Routing Information Protocol Next Generation (RIPng) | Official
TCP | UDP | NetWare Core Protocol (NCP) is used for a variety things such as access to primary NetWare server resources, Time Synchronization, etc. | Official
| UDP | Timed, Timeserver | Official
TCP | UDP | RPC | Official
TCP | UDP | AOL Instant Messenger | Unofficial
TCP | | netnews | Official
| UDP | netwall, For Emergency Broadcasts | Official
TCP | | UUCP (Unix-to-Unix Copy Protocol) | Official
TCP | UDP | commerce (Commerce Applications) | Official
TCP | | klogin, Kerberos login | Official
TCP | | kshell, Kerberos Remote shell | Official
TCP | | OSIsoft PI (VMS), OSISoft PI Server Client Access | Unofficial
TCP | UDP | DHCPv6 client | Official
TCP | UDP | DHCPv6 server | Official
TCP | | Apple Filing Protocol (AFP) over TCP | Official
TCP | UDP | new-rwho, new-who<ref name=rfc1340/> | Official
TCP | UDP | Real Time Streaming Protocol (RTSP) | Official
TCP | | Remotefs, RFS, rfs_server | Official
| UDP | rmonitor, Remote Monitor | Official
| UDP | monitor | Official
TCP | UDP | NNTP protocol over TLS/SSL (NNTPS) | Official
TCP | | e-mail message submission<ref>Template:Cite web</ref> (SMTP) | Official
TCP | | FileMaker 6.0 (and later) Web Sharing (HTTP Alternate, also see port 80) | Official
TCP | UDP | HTTP RPC Ep Map, Remote procedure call over Hypertext Transfer Protocol, often used by Distributed Component Object Model services and Microsoft Exchange Server | Official
TCP | | TUNNEL profile,<ref>Template:Cite web</ref> a protocol for BEEP peers to form an application layer tunnel | Official
| UDP | ASF Remote Management and Control Protocol (ASF-RMCP) | Official
TCP | | Open Directory Proxy (ODProxy) | Unofficial
TCP | UDP | Internet Printing Protocol (IPP) | Official
TCP | UDP | Common Unix Printing System (CUPS) administration console (extension to IPP) | Unofficial
TCP | UDP | RLZ DBase | Official
TCP | UDP | Lightweight Directory Access Protocol over TLS/SSL (LDAPS) | Official
TCP | UDP | MSDP, Multicast Source Discovery Protocol | Official
TCP | UDP | SupportSoft Nexus Remote Command (control/listening): A proxy gateway connecting remote control traffic | Official
TCP | UDP | SANity | Official
TCP | UDP | LDP, Label Distribution Protocol, a routing protocol used in MPLS networks | Official
TCP | | DHCP Failover protocol<ref> INTERNET DRAFT, DHCP Failover Protocol (expired: September 2003) </ref> | Official
TCP | | RRP (Registry Registrar Protocol)<ref>Template:Cite web</ref> | Official
TCP | UDP | IEEE-MMS | Official
TCP | UDP | SupportSoft Nexus Remote Command (data): A proxy gateway connecting remote control traffic | Official
TCP | | Media Management System (MMS) Media Management Protocol (MMP)<ref>Template:Cite web</ref> | Official
TCP | UDP | IBM RMC (Remote monitoring and Control) protocol, used by System p5 AIX Integrated Virtualization Manager (IVM)<ref>Template:Cite web</ref> and Hardware Management Console to connect managed logical partitions (LPAR) to enable dynamic partition reconfiguration | Official
TCP | | Mac OS X Server administration | Official
TCP | UDP | Doom, first online first-person shooter | Official
TCP | | airserv-ng, aircrack-ng's server for remote-controlling wireless devices | Unofficial
TCP | | ACAP (Application Configuration Access Protocol) | Official
TCP | UDP | REALM-RUSD (ApplianceWare Server Appliance Management Protocol) | Official
TCP | | MS Exchange Routing | Official
TCP | UDP | Linux-HA High availability Heartbeat | Official
TCP | | IEEE-MMS-SSL (IEEE Media Management System over SSL)<ref>Template:Cite web</ref> | Official
| UDP | OLSR (Optimized Link State Routing) | Official
TCP | | EPP (Extensible Provisioning Protocol), a protocol for communication between domain name registries and registrars (RFC 5734) | Official
TCP | | LMP (Link Management Protocol (Internet)),<ref>Template:Cite web</ref> a protocol that runs between a pair of nodes and is used to manage traffic engineering (TE) links | Official
TCP | | IRIS<ref>Template:Cite web</ref><ref>Internet Registry Information Service (IRIS)</ref> (Internet Registry Information Service) over BEEP (Blocks Extensible Exchange Protocol)<ref>Template:Cite web</ref> (RFC 3983) | Official
TCP | | Secure Internet Live Conferencing (SILC) | Official
TCP | | Cisco Tag Distribution Protocol<ref>Template:Cite web</ref><ref>Template:Cite web</ref><ref>Cisco IOS Software Release 11.1CT New FeaturesTemplate:Dead link</ref>—being replaced by the MPLS Label Distribution Protocol<ref>Cisco IOS Software Releases 12.0 S, MPLS Label Distribution Protocol (LDP)</ref> | Official
TCP | | Topology Broadcast based on Reverse-Path Forwarding routing protocol (TBRPF) (RFC 3684) | Official
TCP | UDP | Kerberos (protocol) administration | Official
| UDP | kerberos-iv, Kerberos version IV | Official
TCP | UDP | kerberos_master, Kerberos authentication | Unofficial
| UDP | passwd_server, Kerberos Password (kpasswd) server | Unofficial
TCP | | Reverse Routing Header (rrh)<ref>Template:Cite web</ref> | Official
| UDP | Reverse Routing Header (rrh) | Official
| UDP | userreg_server, Kerberos userreg server | Unofficial
TCP | | tell send | Official
TCP | | krb5_prop, Kerberos v5 slave propagation | Unofficial
| UDP | tell send | Official
TCP | UDP | krbupdate [kreg], Kerberos registration | Unofficial
TCP | | Conserver serial-console management server | Unofficial
TCP | | SpamAssassin spamd daemon | Unofficial
| UDP | mdbe daemon | Official
TCP | | Microsoft Net.TCP Port Sharing Service | Official
TCP | | Certificate Management Protocol<ref>Template:Cite web</ref> | Unofficial
TCP | | Adobe Flash<ref>Template:Cite web</ref> | Unofficial
TCP | | DHCP Failover protocol | Official
TCP | UDP | Group Domain Of Interpretation (GDOI) protocol | Official
TCP | | iSCSI (RFC 3720) | Official
TCP | UDP | OWAMP control (RFC 4656) | Official
TCP | UDP | TWAMP control (RFC 5357) | Official
TCP | | rsync file synchronization protocol | Official
TCP | | cddbp, CD DataBase (CDDB) protocol (CDDBP), IBM Endpoint Manager Remote Control | |Unofficial
TCP | UDP | Brocade SMI-S RPC | Unofficial
TCP | UDP | Brocade SMI-S RPC SSL | Unofficial
TCP | | Samba Web Administration Tool (SWAT) | Unofficial
TCP | UDP | VMware Virtual Infrastructure Client (from managed device to management console) | Unofficial
TCP | UDP | ideafarm-door (IdeaFarm (tm) Operations) | Official
TCP | UDP | VMware Server Console (from management console to managed device) | Unofficial
TCP | UDP | ideafarm-panic (IdeaFarm (tm) Operations) | Official
TCP | | VMware Remote Console<ref>Port 903: "Required ports for configuring an external firewall to allow ESX and VirtualCenter traffic", 2009-07-07. Retrieved 2009-08-04.</ref>	Unofficial
TCP | | VMware Server Alternate (if 902 is in use, i.e. SUSE linux) | Unofficial
TCP | | Network Console on Acid (NCA)—local tty redirection over OpenSSH | Unofficial
| UDP | Network File System Service | Unofficial
TCP | UDP | Domain Name System (DNS) RNDC Service | Unofficial
| UDP | Network File System over IPv6 Service | Unofficial
TCP | | SofaWare Technologies Remote HTTPS management for firewall devices running embedded Check Point FireWall-1 software | Unofficial
TCP | | Microsoft Windows SBS SharePoint | Unofficial
TCP | UDP | FTPS Protocol (data): FTP over TLS/SSL | Official
TCP | UDP | FTPS Protocol (control): FTP over TLS/SSL | Official
TCP | UDP | NAS (Netnews Administration System)<ref>RFC 4707</ref> | Official
TCP | UDP | TELNET protocol over TLS/SSL | Official
TCP | | Internet Message Access Protocol over TLS/SSL (IMAPS) | Official
TCP | UDP | Internet Relay Chat over TLS/SSL (IRCS) | Official
TCP | | Post Office Protocol 3 over TLS/SSL (POP3S) | Official
TCP | | ScimoreDB Database System | Unofficial
TCP | | Opsware agent (aka cogbot) | Unofficial
TCP | | ThinLinc Web Administration | Unofficial
TCP | UDP | Reserved<ref name=IANA /> | Official

Registered ports

Template:External links The range of port numbers from 1024 to 49151 are the registered ports. They are assigned by IANA for specific service upon application by a requesting entity.<ref name=IANA /> On most systems, registered ports can be used by ordinary users.

This is an incomplete list of notable ports. See the Service Name and Transport Protocol Port Number Registry of IANA for the complete list of assigned ports.

TCP | UDP | Description | Status
TCP | | NFS or IIS or Teradata | Unofficial
TCP | | Often used by Microsoft DCOM services | Unofficial
TCP | | Task Scheduler | Unofficial
| UDP | Native IPv6 behind IPv4-to-IPv4 NAT Customer Premises Equipment (6a44)<ref>RFC 6751</ref> | Official
TCP | | Often used by Microsoft DCOM services | Unofficial
TCP | | services.exe | Unofficial
TCP | UDP | nim, IBM AIX Network Installation Manager (NIM) | Official
TCP | UDP | nimreg, IBM AIX Network Installation Manager (NIM) | Official
TCP | | lsass.exe | Unofficial
TCP | | SOCKS proxy | Official
TCP | UDP | WebObjects | Official
TCP | UDP | rmiactivation, RMI Activation | Official
TCP | UDP | rmiregistry, RMI Registry | Official
TCP | | Kerberos Post Office Protocol (KPOP) | Unofficial
| UDP | EasyBits School network discovery protocol (for Intel's CMPC platform) | Unofficial
TCP | UDP | Used by some Blizzard games<ref name="blizzard" /> | Unofficial
TCP | UDP | AutoNOC protocol | Official
| UDP | phone, conference calling | Unofficial
TCP | UDP | Tripwire | Official
TCP | | Perceptive Automation Indigo Home automation server—configuration and control access | Official
TCP | UDP | AcceleNet Intelligent Transfer Protocol | Official
TCP | UDP | OpenVPN | Official
TCP | UDP | The cajo project Free dynamic transparent distributed computing in Java | Official
TCP | | scol, protocol used by SCOL 3D virtual worlds server to answer world name resolution client request<ref>Template:Cite web</ref> | Official
| UDP | scol, protocol used by SCOL 3D virtual worlds server to answer world name resolution client request | Official
| UDP | Steam Friends Applet | Unofficial
TCP | | Kazaa | Official
TCP | | Uvora Online | Unofficial
TCP | | QuickTime Streaming Server administration | Official
TCP | UDP | TGP, TrulyGlobal Protocol, also known as "The Gur Protocol" (named for Gur Kimchi of TrulyGlobal) | Official
TCP | UDP | first-defense, Remote systems monitoring service from Nexum, Inc | Official
| UDP | VLC media player default port for UDP/RTP stream | Unofficial
TCP | | Mercurial and git default ports for serving Hyper Text | Unofficial
TCP | | Symantec BindView Control UNIX Default port for TCP management server connections | Unofficial
TCP | UDP | Nessus Security Scanner | Official
TCP | UDP | Microsoft System Center Operations Manager (SCOM) (formerly Microsoft Operations Manager (MOM)) agent | Official
TCP | UDP | IPSec (Internet Protocol Security) | Official
TCP | | Palmer Performance OBDNet | Unofficial
TCP | UDP | Boomerang | Official
TCP | | Altera Quartus jtagd | Unofficial
TCP | | Dell OpenManage HTTPS | Official
TCP | | Xbiim (Canvii server)Template:Citation needed | Unofficial
TCP | | Festival Speech Synthesis System | Unofficial
TCP | | AMX ICSP | Official
| UDP | AMX ICSP| Official
TCP | | neo4j-shell | Unofficial
TCP | UDP | Men and Mice DNS | Official
TCP | | WASTE Encrypted File Sharing Program | Unofficial
TCP | UDP | Qubes (Manufacturing Execution System) | Official
TCP | | Internet Content Adaptation Protocol | Official
TCP | | IBM Lotus Notes/Domino (RPC) protocol | Official
TCP | UDP | cadsi-lm, LMS International (formerly Computer Aided Design Software, Inc. (CADSI)) LM | Official
TCP | | IBM WebSphere MQ (formerly known as MQSeries) | Official
TCP | UDP | Timbuktu Service 1 Port | Official
TCP | UDP | Timbuktu Service 2 Port | Official
TCP | UDP | Timbuktu Service 3 Port | Official
TCP | UDP | Timbuktu Service 4 Port | Official
TCP | | Reverse Gossip Transport Protocol (RGTP), used to access a General-purpose Reverse-Ordered Gossip Gathering System (GROGGS) bulletin board, such as that implemented on the Cambridge University's Phoenix system | Official
TCP | | MSSQL (Microsoft SQL Server database management system) Server | Official
TCP | UDP | MSSQL (Microsoft SQL Server database management system) Monitor | Official
TCP | | Solarwinds Kiwi Log Server | Official
TCP | UDP | AIRS | Official
TCP | UDP | Citrix XenApp Independent Computing Architecture (ICA) thin client protocol<ref name="citrixblogger"/> | Official
TCP | | IBM Tivoli Storage Manager server | Unofficial
TCP | | NetGuard GuardianPro firewall (NT4-based) Remote Management | Unofficial
TCP | | IBM Tivoli Storage Manager client scheduler | Unofficial
| UDP | NetGuard GuardianPro firewall (NT4-based) Authentication Client | Unofficial
TCP | UDP | Windows Live Messenger (Whiteboard and Application Sharing) | Unofficial
TCP | UDP | Microsoft Windows Internet Name Service (WINS) | Official
TCP | UDP | Garena Garena Gaming Client | Official
TCP | | nCube License Manager, SQLnet | Official
TCP | | Oracle database default listener, in future releases official port 2483 | Unofficial
TCP | UDP | ingreslock, ingres | Official
TCP | | Apache Derby Network Server default port | Unofficial
TCP | | Oracle database common alternative for listener | Unofficial
TCP | | IBM Sametime IM—Virtual Places Chat Microsoft SQL Server | Official
| UDP | Eclipse Target Communication Framework (TCF) agent discovery<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | Laplink | Official
TCP | UDP | 3m-image-lm Image Storage license manager 3M Company | Official
TCP | | Gadu-Gadu (direct client-to-client) | Unofficial
TCP | | IBM Tivoli Storage Manager server web interface | Unofficial
TCP | | IBM Tivoli Storage Manager web client | Unofficial
| UDP | MIL STD 2045-47001 VMF | Official
TCP | | Pervasive PSQL | Unofficial
| UDP | Cisco VQP (VLAN Query Protocol) / VMPS | Unofficial
TCP | | GE Smallworld Datastore Server (SWMFS/Smallworld Master Filesystem)Template:Citation needed | Unofficial
TCP | | Darkcomet RAT server (Remote Administration Tool/Trojan) | Unofficial
| | iSketchTemplate:Citation needed | Unofficial
TCP | | LonWorks Remote Network Interface (RNI) | Official
| UDP | LonWorks IP tunneling (ANSI EIA/CEA-852, EN 14908-4) | Official
TCP | | Alternate LonWorks Remote Network Interface (RNI) | Official
| UDP | LonWorks IP tunneling configuration server (ANSI EIA/CEA-852, EN 14908-4) | Official
TCP | UDP | Old radius port, RADIUS authentication protocol. Enabled for compatibility reasons by default on Cisco and Juniper Networks RADIUS servers.<ref>http://www.juniper.net/techpubs/software/aaa_802/sbrc/sbrc70/sw-sbrc-admin/html/Concepts2.html</ref> Official port is 1812. | Unofficial
TCP | UDP | Old radacct port, RADIUS accounting protocol. Enabled for compatibility reasons by default on Cisco and Juniper Networks RADIUS servers. Official port is 1813. | Unofficial
TCP | | Perforce | Unofficial
TCP | UDP | Novell GroupWise clients in client/server access mode | Official
TCP | | Microsoft Key Management Service for KMS Windows Activation | Unofficial
| UDP | Cisco RADIUS Change of Authorization for TrustSecTemplate:Citation needed | Unofficial
| UDP | Layer 2 Forwarding Protocol (L2F) & Layer 2 Tunneling Protocol (L2TP) | Official
TCP | UDP | Windward Studios | Official
TCP | | Romtoc Interactive Modular Multiplayer Client-Server Online Application Interface & Layer 2 Tunneling Protocol (L2TP) | Unofficial
TCP | | America's Army Massively multiplayer online game (MMO) | Unofficial
| UDP | H.323 Registration and alternate communication | Official
TCP | | H.323 Call signalling | Official
TCP | UDP | Microsoft Point-to-Point Tunneling Protocol (PPTP) | Official
| UDP | Valve Steam Client | Unofficial
TCP | UDP | Microsoft Media Services (MMS, ms-streaming) | Official
| UDP | cft-0 | Official
TCP | | cft-0 | Official
TCP | | Novell Zenworks Remote Control utility | Unofficial
TCP|UDP | cft-1 to cft-7 | Official
TCP | UDP | Federal Emergency Management Information System | Official
TCP | UDP | MobyTemplate:Citation needed | Unofficial
TCP | UDP | Microsoft Message Queuing | Official
TCP | UDP | radius, RADIUS authentication protocol | Official
TCP | UDP | radacct, RADIUS accounting protocol | Official
TCP | | MSNP (Microsoft Notification Protocol), used by the Microsoft Messenger service and a number of Instant Messaging clients | Official
TCP | UDP | MQ Telemetry Transport (MQTT), formerly known as MQIsdp (MQSeries SCADA protocol) | Official
TCP | | Leonardo over IP Pro2col Ltd | Unofficial
| UDP | Microsoft SSDP Enables discovery of UPnP devices | Official
TCP | | IBM Tivoli monitoring console | Unofficial
TCP | | Adobe Systems Macromedia Flash Real Time Messaging Protocol (RTMP) "plain" protocol | Official
TCP | UDP | SentinelSRM (hasplm), Aladdin HASP License Manager | Official
| UDP | Cisco IOS IP Service Level Agreements (IP SLAs) Control ProtocolTemplate:Citation needed | Unofficial
TCP | UDP | InterSystems Caché | Official
| UDP | Cisco TCO (Documentation) | Official
TCP | | The Remote Mouse Server Port |
TCP | | Big Brother and related Xymon (formerly Hobbit) System and Network Monitor | Official
| UDP | Cisco HSRP | Official
TCP | UDP | Bobwillneverdie Multiplayer | Unofficial
TCP | UDP | Cisco STUN-SDLC (Serial Tunneling—Synchronous Data Link Control) protocol | Official
TCP | | Chizmo Networks Transfer ToolTemplate:Citation needed | Unofficial
TCP | UDP | Cisco X.25 over TCP (XOT) service | Official
TCP | UDP | Cisco SCCP (Skinny) | Official
| UDP | CAPTAN Test Stand System | Unofficial
TCP | | Secure Access Control Server (ACS) for WindowsTemplate:Citation needed | Unofficial
TCP | | Stylex Secured server | Unofficial
TCP | | Artemis: Spaceship Bridge Simulator default port | Unofficial
TCP | | Remoticus | Unofficial
| |Oracle services for Microsoft Transaction Server | Unofficial
TCP | UDP | mobrien-chat(http://chat.mobrien.com:2031) | Official
TCP | | Mail. Ru Agent communication protocolTemplate:Citation needed | Unofficial
TCP | UDP | Network File System | Official
| UDP | shilp | Official
TCP | | knetd Kerberos de-multiplexor | Unofficial
TCP | UDP | Iliad-Odyssey Protocol | Official
| UDP | Civilization 4 multiplayer | Unofficial
TCP | UDP | Vertel VMF SA (i.e. App.. SpeakFreely) | Official
TCP | | TrelliSoft Agent | Official
TCP | UDP | Autodesk NLM (FLEXlm) | Official
TCP | | Infowave Mobility Server | Official
TCP | | CPanel default | Unofficial
TCP | | Secure Radius Service (radsec) | Official
TCP | | CPanel default SSL | Unofficial
TCP | | GNUnet | Official
TCP | | WebHost Manager default | Unofficial
TCP | | WebHost Manager default SSL | Unofficial
TCP | | CPanel default Web mail | Unofficial
TCP | | CPanel default SSL Web mail | Unofficial
TCP | | Warzone 2100 multiplayer | Unofficial
TCP | UDP | zephyr-srv Project Athena Zephyr Notification Service server | Official
TCP | UDP | zephyr-clt Project Athena Zephyr Notification Service serv-hm connection | Official
TCP | UDP | zephyr-hm Project Athena Zephyr Notification Service hostmanager | Official
TCP | UDP | IBM MiniPay | Official
TCP | UDP | eklogin Kerberos encrypted remote login (rlogin) | Unofficial
TCP | UDP | zephyr-hm-srv Project Athena Zephyr Notification Service hm-serv connection (should use port 2102) | Unofficial
TCP | UDP | MIS Department | Unofficial
TCP | | FTP proxyTemplate:Citation needed | Unofficial
| UDP | TDMoIP (RFC 5087) | Official
TCP | | Iron Mountain LiveVault AgentTemplate:Citation needed | Unofficial
TCP | | Iron Mountain LiveVault AgentTemplate:Citation needed | Unofficial
| UDP | Talari Reliable Protocol | Official
TCP | | APC Agent | Official
TCP | | APC Agent | Official
TCP | | VMConnect to Hyper-V hosts | Official
TCP | UDP | EForward-document transport system | Official
TCP | | Apache ZooKeeper default client port | Unofficial
| UDP | TiVoConnect BeaconTemplate:Citation needed | Unofficial
TCP | | Apple Push Notification Service Link | Unofficial
TCP | | Apple Push Notification—Feedback Link | Unofficial
| UDP | Tuxanci game server<ref>Tuxánci game—a multiplatform game, inspired by the Czech game Bulanci, distributed under the GNU General Public License</ref> | Unofficial
| UDP | NOAAPORT Broadcast Network | Official
TCP | | NOAAPORT Broadcast Network | Official
TCP | | MikroTik Remote management for "The Dude" | Unofficial
| UDP | EMWIN | Official
TCP | | EMWIN | Official
TCP | | MikroTik Secure management for "The Dude" | Unofficial
| UDP | LeeCO POS Server Service | Official
TCP | | LeeCO POS Server Service | Official
TCP | | Port-A-Pour Remote WinBatch | Unofficial
TCP | UDP | NetIQ NCAP Protocol | Official
TCP | UDP | NetIQ End2End | Official
TCP | | ESET Anti-virus updates <ref name="eset_user_guide_5_2"> Template:Cite web</ref>| Unofficial
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" />| Unofficial
TCP | | DirectAdmin default
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" /> | Unofficial
| UDP | Microsoft Office OS X antipiracy network monitorTemplate:Citation needed | Unofficial
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" /> | Unofficial
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" /> | Unofficial
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" /> | Unofficial
TCP | UDP | CoMotion Master | Official
TCP | UDP | CoMotion Backup | Official
TCP | UDP | M-Files | Official
TCP | | HP System Management Redirect to port 2381Template:Citation needed | Unofficial
| UDP | ArmA multiplayer (default for game) | Unofficial
| UDP | Halo: Combat Evolved multiplayer | Unofficial
| UDP | ArmA multiplayer (default for server reporting) (default port for game +1) | Unofficial
| UDP | ArmA multiplayer (default for VoN) (default port for game +3) | Unofficial
TCP | | Philips TVs based on jointSPACE<ref>Template:Cite web</ref>| Unofficial
TCP | | Default Used by Symon Communications - Symon2KpipeServer -can be changed by administrator to anything | Unofficial
TCP | | Used by Ghost Blogging Platform | Unofficial
TCP | | Default for BMC Software Control-M/Server—Configuration Agent, though often changed during installation | Unofficial
TCP | | Default for BMC Software Control-M/Server—to allow the Control-M/Enterprise Manager to connect to the Control-M/Server | Unofficial
TCP | | Docker REST API (plain) | Official
TCP | | Docker REST API (SSL) | Official
TCP | | KGS Go Server | Unofficial
TCP | | HP Insight Manager default for Web serverTemplate:Citation needed | Unofficial
TCP | | FileMaker Data Access Layer (ODBC/JDBC) | Official
TCP | | CVS version control system password-based server | Official
TCP | | IEC 60870-5 -104, used to send electric power telecontrol messages between two systems via directly connected data circuits | Official
| UDP | Westell Remote Access | Official
TCP | | OrientDB database listening for Binary client connections | Official
| UDP | Cisco MGCP | Official
TCP | UDP | ovwdb—OpenView Network Node Manager (NNM) daemon | Official
TCP | UDP | LSI RAID Management formerly Symbios Logic | Official
TCP | | OrientDB database listening for HTTP client connections | Official
TCP | UDP | Oracle database listening for unsecure client connections to the listener, replaces port 1521 | Official
TCP | UDP | Oracle database listening for SSL client connections to the listener | Official
TCP | | THEÒSMESSENGER listening for TheòsMessenger client connections | Official
TCP | | TheosNet-Admin listening for TheòsMessenger client connections | Official
TCP | UDP | Willy | Official
TCP | | SMTP alternateTemplate:Citation needed | Unofficial
TCP | | MADCAP—Multicast Address Dynamic Client Allocation Protocol | Official
TCP | UDP | LNS/OpenLns Remote Server | Official
TCP | | LNS/OpenLns Remote Server | Official
| UDP | LonTalk/IP | Official
TCP | UDP | EVault data protection services (Vytal Vault) | Official
TCP | UDP | RunUO—Ultima Online server | Unofficial
TCP | | new ICA (Citrix) —when Session Reliability is enabled, TCP port 2598 replaces port 1494<ref name="citrixblogger">Template:Cite web</ref> | Unofficial
TCP | | SonicWALL anti-spam traffic between Remote Analyzer (RA) and Control Center (CC) | Unofficial
TCP | | TrackiT mobile device monitoring | Unofficial
TCP | UDP | QPasa from MQSoftware | Official
TCP | | Solve Service | Official
TCP | | SQL Anywhere database server<ref>http://dcx.sybase.com/index.html#sa160/en/dbadmin/serverport-network-conparm.html</ref><ref>Template:Cite web</ref> | Official
TCP | UDP | HDL Server from CNRI | Official
TCP | UDP | Tragic | Official
TCP | | NetApp SANTricity Storage Manager Jview process | Official
TCP | UDP | Citel / MCK IVPIP | Official
TCP | | Vipul's Razor distributed, collaborative, spam-detection-and-filtering network | Unofficial
| UDP | XBT Tracker experimental UDP tracker extension | Unofficial
TCP | | XBT Tracker | Unofficial
TCP | | Knuddels.deTemplate:Citation needed | Unofficial
TCP | UDP | NetIQ Monitor Console | Official
TCP | UDP | corbaloc:iiop URL, per the CORBA 3.0.3 specification | Official
TCP | | IBM WebSphere Application Server (WAS) rmi default (based on CORBA) | Unofficial
TCP | | gsi ftp, per the GridFTP specification | Official
TCP | | I2P Basic Open Bridge API | Unofficial
TCP | |ESET Remote administrator <ref name="eset_user_guide_5_2" /> | Unofficial
TCP | UDP | Norman Proprietary Event Protocol NPEP | Official
| UDP | Megaco text H.248 | Unofficial
| UDP | Megaco binary (ASN.1) H.248 | Unofficial
TCP | | gpsd GPS daemon | Official
TCP | UDP | WAP-push Multimedia Messaging Service (MMS) | Official
TCP | UDP | WAP-pushsecure Multimedia Messaging Service (MMS) | Official
TCP | | Symantec AntiVirus Corporate Edition | Unofficial
TCP | | Miralix License serverTemplate:Citation needed | Unofficial
TCP | | Cloud9 Integrated Development Environment server | Unofficial
TCP | | Ruby on Rails development default<ref>Template:Cite web</ref> | Unofficial
TCP | | Meteor development default<ref>Meteor Documentation - Quick Start</ref> | Unofficial
| UDP | BitTorrent Sync | Unofficial
| UDP | Distributed Interactive Simulation (DIS), modifiable default | Unofficial
TCP | | Miralix Phone MonitorTemplate:Citation needed | Unofficial
TCP | | Opsware server (Satellite) | Unofficial
TCP | | Miralix CSTATemplate:Citation needed | Unofficial
TCP | | Miralix GreenBox APITemplate:Citation needed | Unofficial
TCP | | Miralix InfoLinkTemplate:Citation needed | Unofficial
TCP | | Miralix TimeOutTemplate:Citation needed | Unofficial
TCP | | Miralix SMS Client ConnectorTemplate:Citation needed | Unofficial
TCP | | Miralix OM ServerTemplate:Citation needed | Unofficial
TCP | | Miralix ProxyTemplate:Citation needed | Unofficial
TCP | | Miralix IVR and VoicemailTemplate:Citation needed | Unofficial
TCP | UDP | CIFS / SMB | Official
TCP | | netpd.orgTemplate:Citation needed | Unofficial
TCP | UDP | NetPanzer | Unofficial
TCP | UDP | GoLabs Update Port / Project Open Cannibal Update Port | Official
TCP | UDP | gds_db (Interbase/Firebird) | Official
TCP | UDP | Galaxy Server (Gateway Ticketing Systems) | Official
TCP | UDP | APC PowerChute Network<ref name="IANA"/> | Official
TCP | UDP | Call of duty Black ops port | Official
TCP | UDP | Xbox LIVE and/or Games for Windows – Live | Official
TCP | | SMAUSA OpCon Scheduler as the default listen portTemplate:Citation needed | Official
TCP | | BlackBerry Enterprise Server communication to cloud | Unofficial
TCP | | D2000 Entis/Actis Application server | Official
TCP | | Web caches and the default for the Squid (software) | Unofficial
TCP | | Tatsoft default client connectionTemplate:Citation needed | Unofficial
TCP | | devpi Python package server<ref>Template:Cite web</ref>| Unofficial
TCP | UDP | SFLM (Standard Floating License Manager) | Official
TCP | UDP | Human Inference Suite6 HTML | Unofficial
TCP | UDP | Human Inference Suite6 HTTPS | Unofficial
TCP | UDP | Human Inference Suite6 AJP | Unofficial
TCP | UDP | FCIP (Fiber Channel over Internet Protocol) | Official
TCP | UDP | WhiskerControl research control protocol | Official
TCP | UDP | Galaxy Network Service (Gateway Ticketing Systems) | Official
TCP | | iSCSI target | Official
TCP | UDP | msft-gc, Microsoft Global Catalog (LDAP service which contains data from Active Directory forests) | Official
TCP | UDP | msft-gc-ssl, Microsoft Global Catalog over SSL (similar to port 3268, LDAP over SSL) | Official
TCP | | Apple Remote Desktop reporting (officially Net Assistant, referring to an earlier product) | Official
| UDP | Used by VATSIM, the Virtual Air Traffic Simulation network for voice communication. | Unofficial
TCP | | SAP-Router (routing application proxy for SAP R/3) | Unofficial
TCP | UDP | Debate Gopher backend database systemTemplate:Citation needed | Unofficial
TCP | UDP | odette-ftp, Odette File Transfer Protocol (OFTP) | Official
TCP | UDP | MySQL database system | Official
TCP | | Verisys file integrity monitoring software | Unofficial
TCP | | AzimuthVMS database port for the CCTV recording software AzimuthVMS| Unofficial
TCP | | Eggdrop, an IRC bot default port<ref>Template:Cite web</ref>| Unofficial
TCP | | Network Caller ID server| Unofficial
TCP | | CruiseControl.rb<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | GTP' 3GPP GSM/UMTS CDR logging protocol | Official
TCP | UDP | Microsoft Terminal Server (RDP) officially registered as Windows Based Terminal (WBT)<ref>Template:Cite web</ref> | Official
TCP | UDP | Novell NDPS Printer Agent | Official
TCP | UDP | xmlBlaster | Official
TCP | UDP | [RSVP] Reservation Protocol | Official
TCP | | Xware xTrm Communication Protocol | Official
TCP | | Xware xTrm Communication Protocol over SSL | Official
TCP | UDP | STUN, a protocol for NAT traversal<ref name=STUN>Template:Cite web</ref> | Official
TCP | UDP | TURN, a protocol for NAT traversal<ref name=TURN>RFC 5766: Traversal Using Relays around NAT (TURN): Relay Extensions to Session Traversal Utilities for NAT (STUN), RFC 5928: Traversal Using Relays around NAT (TURN) Resolution Mechanism</ref> (extension to STUN) | Official
| UDP | Slim Devices discovery protocol | Official
TCP | | Slim Devices SlimProto protocol | Official
TCP | UDP | Network UPS Tools (NUT) | Official
TCP | UDP | Smartcard Port | Official
| UDP | Microsoft Message Queuing | Official
TCP | | SMTP alternate<ref>Template:Cite web</ref> | Unofficial
| UDP | Teredo tunneling | Official
TCP | UDP | SDBProxy Simple DataBase middle-ware and proxy | Official
| UDP | ComCam IO Port | Official
TCP | UDP | Splitlock Server | Official
TCP | | distributed compiler | Official
TCP | UDP | Cyc | Official
| UDP | Known to be used by [Battlefield 4] | Unofficial
TCP | UDP | Information Exchange | Official
TCP | | Digital Audio Access Protocol (DAAP)—used by Apple’s iTunes and AirPort Express | Official
TCP | UDP | Subversion (SVN) version control system | Official
TCP | UDP | Web Services Dynamic Discovery (WS-Discovery), used by various components of Windows Vista and later | Official
TCP | UDP | Used by some Blizzard games<ref name="blizzard" > Template:Cite web </ref> | Official
TCP | | Club Penguin Disney online game for kids | Unofficial
TCP | UDP | Netia NA-ER Port | Official
TCP | UDP | RBLcheckd server daemon | Official
| UDP | Bidirectional Forwarding Detection (BFD)for IPv4 and IPv6 (Single Hop) (rfc 5881) | Official
| UDP | VoIP program used by Ventrilo | Unofficial
| UDP | RADIUS change of authorization | Official
TCP | | Used by HGG programsTemplate:Citation needed | Unofficial
TCP | UDP | Used by Harman Professional HiQnet protocol | Official
TCP | | Used by RedSeal Networks client/server connectionTemplate:Citation needed | Unofficial
TCP | UDP | WarMUX game server | Official
TCP | | Used by RedSeal Networks client/server connectionTemplate:Citation needed | Unofficial
TCP | | Used by RedSeal Networks client/server connectionTemplate:Citation needed | Unofficial
TCP | | ShipRush client/server communication | Official
TCP | UDP | System Management Agent, developed and used by Cerner to monitor and manage solutions | Official
TCP | UDP | ERP Server Application used by F10 Software | Unofficial
TCP | UDP | IGRS | Official
TCP | SCTP | Diameter base protocol (RFC 3588) | Official
TCP | | Oracle Enterprise Manager Remote Agent | Official
TCP | | Remote Administrator | Unofficial
TCP | | udt_os, IBM UniData UDT OS<ref>Template:Cite web</ref> | Official
TCP | UDP | EMCADS service, a Giritech product used by G/On | Official
| UDP | Warframe Online | Unofficial
| UDP | Warframe Online | Unofficial
TCP | UDP | OpenTTD game (masterserver and content service) | Unofficial
TCP | UDP | OpenTTD game | Unofficial
TCP | UDP | Norman distributed scanning service | Official
TCP | UDP | Diablo II game | Unofficial
TCP | | Microsoft Ants game | Unofficial
TCP | | PrintBuzzer printer monitoring socket serverTemplate:Citation needed | Unofficial
TCP | UDP | protocol information and warnings | Official
TCP | TCP | IBM Rational Developer for System z Remote System Explorer Daemon | Unofficial
TCP | UDP | Solaris lockd NFS lock daemon/manager | Unofficial
TCP | | Mud Master Chat protocol (MMCP) - Peer-to-peer communications between MUD clients.<ref>Template:Cite web</ref> | Unofficial
| UDP | Minger Email Address Verification Protocol<ref>Template:Cite web</ref> | Official
TCP | UDP | OpenCORE Remote Control Service | Official
TCP | UDP | Kerio | Official
TCP | UDP | PxPlus Client server interface ProvideX | Official
TCP | UDP | Ascom Timeplex BRE (Bridge Relay Element) | Official
| | WatchGuard authentication applet default | Unofficial
TCP | UDP | Shofar (ShofarNexus) | Official
TCP | | Xgrid | Official
TCP | UDP | Smartcard-TLS | Official
TCP | | WatchGuard System Manager | Unofficial
TCP | | Microsoft Remote Web Workplace administration | Unofficial
TCP | UDP | Teradici PCoIP | Official
TCP | | ManageSieve<ref>Template:Cite web</ref> | Official
TCP | | TinyMUD and various derivatives | Unofficial
TCP | UDP | Aleph One (game) | Unofficial
TCP | | Cisco Audio Session TunnelingTemplate:Citation needed | Unofficial
TCP | | Reverse Battle Tetris | Unofficial
TCP | | Orthanc—default DICOM port | Unofficial
TCP | | Quassel distributed IRC client | Unofficial
TCP | | Commonly used by Docker implementations, redistributions, and setups<ref>Template:Cite web</ref><ref>Template:Cite web</ref><ref>Template:Cite web</ref> | Unofficial
TCP | | CrashPlan | Unofficial
TCP | UDP | Simple Railroad Command Protocol (SRCP) | Official
TCP | | Referral Whois (RWhois) Protocol<ref>Template:Cite web</ref> | Official
| UDP | Lincoln Electric's ArcLink/XTTemplate:Citation needed | Unofficial
TCP | UDP | Individual Zone Solutions P/L Remote Mail Checking Protocol | Official
TCP | UDP | Oracle WebCenter Content: Content Server—Intradoc Socket port. (formerly known as Oracle Universal Content Management). Port though often changed during installation Metasploit: Default listener port | Unofficial
TCP | | I2P HTTP/S proxy | Unofficial
TCP | UDP | Integrated Client Message Service (ICMS) | Official
| UDP | IPSec NAT Traversal (RFC 3947) | Official
TCP | | Microsoft Silverlight connectable ports under non-elevated trust | Official
TCP | | Salt master | Unofficial
TCP | | Salt master | Unofficial
| UDP | Armagetron Advanced default server port | Unofficial
TCP | | Default Wesk<ref name="Wesk">Template:Cite web</ref> Self-Hosting Port | Unofficial
TCP | | default Log4j socketappender port | Unofficial
TCP | | Sinatra default server port in development mode (HTTP) | Unofficial
| UDP | Inter-Asterisk eXchange (IAX2)| Official
TCP | | QualiSystems TestShell Suite Services | Unofficial
| UDP | OrbitNet Message Service | Official
TCP | | OrbitNet Message Service | Official
TCP | | Default for older versions of eMule<ref name="eMule">Template:Cite web</ref>| Unofficial
TCP | | Google Desktop Search | Unofficial
| UDP | Default for older versions of eMule<ref name="eMule" />| Unofficial
TCP | | eMule optional web interface<ref name="eMule" /> | Unofficial
TCP | | McAfee Web Gateway 7—Default GUI Port HTTPTemplate:Citation needed | Unofficial
TCP | | McAfee Web Gateway 7—Default GUI Port HTTPSTemplate:Citation needed | Unofficial
TCP | | PulseAudio sound server | Unofficial
TCP | | Computer Associates Desktop and Server Management (DMP)/Port Multiplexer<ref name="SANS">Template:Cite web</ref> | Official
TCP | UDP | Gearman' job server | Official
| UDP | Digital Airways' OHM server's commands to mobile devices (used mainly for binary SMS) | Official
TCP | | Apprentice | Unofficial
TCP | | BladeLogic Agent | Unofficial
TCP | UDP | SIMON (service and discovery) | Official
TCP | UDP | OPC UA TCP Protocol for OPC Unified Architecture from OPC Foundation | Official
TCP | UDP | OPC UA TCP Protocol over TLS/SSL for OPC Unified Architecture from OPC Foundation | Official
TCP | UDP | Web Fresh Communication, Quadrion Software & Odorless Entertainment | Official
TCP | UDP | LysKOM Protocol A | Official
TCP | UDP | Radmin remote administration tool | Official
TCP | | Munin Resource Monitoring Tool | Official
TCP | UDP | Cylon Controls UC32 Communications Port | Official
TCP | UDP | Solar Data Log (JK client app for PV solar inverters)Template:Citation needed | Unofficial
TCP | UDP | Home FTP Server web Interface Default PortTemplate:Citation needed | Unofficial
TCP | | commplex-main | Official
TCP | | UPnP—Windows network device interoperability | Unofficial
TCP | UDP | VTun—VPN Software | Unofficial
| UDP | FlightGear multiplayer<ref>Template:Cite web</ref> | Unofficial
TCP | | Synology Inc. Management Console, File Station, Audio Station | Unofficial
TCP | | Flask Development Webserver | Unofficial
TCP | | Heroku console access | Official
TCP | | commplex-link | Official
TCP | | Slingbox and Slingplayer | Unofficial
TCP | | Iperf (Tool for measuring TCP and UDP bandwidth performance) | Unofficial
| UDP | Iperf (Tool for measuring TCP and UDP bandwidth performance) | Unofficial
TCP | | Synology Inc. Secured Management Console, File Station, Audio Station | Unofficial
TCP | | ASSA ARX access control system<ref>ARX Passersystem, AnvändarmanualTemplate:Dead link</ref> | Unofficial
| UDP | Drobo Dashboard<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | FileMaker | Official
TCP | UDP | RTP (Real-time Transport Protocol) media data (RFC 3551, RFC 4571) | Official
DCCP| | RTP (Real-time Transport Protocol) media data (RFC 3551, RFC 4571) | Official
TCP | UDP | RTCP (Real-time Transport Protocol) control protocol (RFC 3551, RFC 4571) | Official
DCCP| | RTCP (Real-time Transport Protocol) control protocol (RFC 3551, RFC 4571) | Official
TCP | UDP | Registered to: TelePath (the IBM FlowMark workflow-management system messaging platform)<ref name="Hill">Template:Cite web</ref> The TCP port is now used for: IBM WebSphere MQ Workflow | Official
TCP | UDP | TelePath (the IBM FlowMark workflow-management system messaging platform)<ref name="Hill" /> | Official
TCP | | Sonic Robo Blast 2 : Multiplayer<ref>"Multiplayer - SRB2 Wiki." SRB2 Wiki. N.p., 13 Mar. 2006. Web. 23 July 2012. <http://wiki.srb2.org/wiki/Multiplayer>.</ref> | Unofficial
TCP | UDP | AVM CAPI-over-TCP (ISDN over Ethernet tunneling)Template:Citation needed | Unofficial
TCP | | Android ADB server | Unofficial
TCP | | Texai Message Service | Official
TCP | | Yahoo! Messenger | Unofficial
TCP | | ita-agent Symantec Intruder Alert<ref>Template:Cite web</ref> | Official
TCP | UDP | Session Initiation Protocol (SIP) | Official
TCP | | Session Initiation Protocol (SIP) over TLS | Official
TCP | UDP | Localisation access | Official
TCP | UDP | EPICS Channel Access Server<ref>Template:Cite web</ref> | Official
TCP | UDP | EPICS Channel Access Repeater Beacon<ref>Template:Cite web</ref>| Official
TCP | | Binary Floor Control Protocol (BFCP)<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | Qpur Communication Protocol | Official
TCP | UDP | Qpur File Protocol | Official
TCP | UDP | EPCglobal Low Level Reader Protocol (LLRP) | Official
TCP | UDP | EPCglobal Low Level Reader Protocol (LLRP) over TLS | Official
| UDP | SafeNet, Inc Sentinel LM, Sentinel RMS, License Manager, Client-to-Server | Official
TCP | UDP | SafeNet, Inc Sentinel LM, Sentinel RMS, License Manager, Server-to-Server | Official
TCP | | IBM Tivoli Framework NetCOOL/Impact<ref>Template:Cite web</ref> HTTP Service | Unofficial
TCP | | A-Talk Common connectionTemplate:Citation needed | Unofficial
TCP | | A-Talk Remote server connectionTemplate:Citation needed | Unofficial
TCP | | VPOP3 Mail Server WebmailTemplate:Citation needed | Unofficial
TCP | UDP | VPOP3 Mail Server StatusTemplate:Citation needed | Unofficial
TCP | | ProRat Server | Unofficial
TCP | | Neverwinter Nights | Unofficial
TCP | UDP | TorgaNET (Micronational Darknet) | Unofficial
TCP | UDP | TorgaNET (Micronational Intelligence Darknet) | Unofficial
TCP | UDP | ATMP Ascend Tunnel Management Protocol<ref>Template:Cite web</ref> | Official
TCP | UDP | Malware Cerberus RATTemplate:Citation needed | Unofficial
TCP | | ESRI SDE Instance | Official
| UDP | ESRI SDE Remote Start | Official
TCP | UDP | BZFlag | Official
TCP | | ConsoleWorks default UI interfaceTemplate:Citation needed | Unofficial
TCP | | ICQ and AOL Instant Messenger | Official
TCP | | Extensible Messaging and Presence Protocol (XMPP) client connection<ref name="rfc3920">Template:Cite web</ref><ref name="rfc6120">Template:Cite web</ref> | Official
TCP | | Extensible Messaging and Presence Protocol (XMPP) client connection over SSL | Unofficial
TCP | | HP Virtual Room Service | Official
TCP | | Google Play, Android Cloud to Device Messaging Service, Google Cloud Messaging | Unofficial
| UDP | Control And Provisioning of Wireless Access Points (CAPWAP) CAPWAP control<ref name="rfc5415">Template:Cite web</ref> | Official
| UDP | Control And Provisioning of Wireless Access Points (CAPWAP) CAPWAP data<ref name=rfc5415 /> | Official
TCP | | Extensible Messaging and Presence Protocol (XMPP) server connection<ref name=rfc3920 /><ref name=rfc6120 /> | Official
TCP | | Extensible Messaging and Presence Protocol (XMPP) XEP-0124: Bidirectional-streams Over Synchronous HTTP (BOSH) | Official
TCP | | Undo License Manager | Official
TCP | | Extensible Messaging and Presence Protocol (XMPP)<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | Extensible Messaging and Presence Protocol (XMPP)<ref>Template:Cite web</ref> | Official
TCP | UDP | Outlaws (1997 video game). Both UDP and TCP are reserved, but only UDP is used | Official
TCP | | STUN, a protocol for NAT traversal (UDP is reserved)<ref name=STUN /> | Official
TCP | | TURN, a protocol for NAT traversal (UDP is reserved)<ref name=TURN /> | Official
TCP | UDP | NAT Port Mapping Protocol—client-requested configuration for inbound connections through network address translators | Official
| UDP | Multicast DNS (mDNS) | Official
TCP | UDP | LLMNR—Link-Local Multicast Name Resolution, allows hosts to perform name resolution for hosts on the same local link (only provided by Windows Vista and Server 2008) | Official
TCP | UDP | Web Services for Devices (WSDAPI) (only provided by Windows Vista, Windows 7 and Server 2008) | Unofficial
TCP | UDP | WSDAPI Applications to Use a Secure Channel (only provided by Windows Vista, Windows 7 and Server 2008) | Unofficial
| UDP | Kega Fusion, a Sega multi-console emulator<ref name="Niobium">Template:Cite web</ref><ref>Template:Cite web</ref> | Unofficial
TCP | UDP | mftp, Stratacache<ref>Template:Cite web</ref> OmniCast content delivery system MFTP file sharing protocol | Official
TCP | UDP | NetSupport Manager | Official
TCP | UDP | IBM Rational Synergy (Telelogic Synergy) (Continuus CM) Message Router | Official
TCP | UDP | Wonderware SuiteLink service | Official
TCP | UDP | SNS Agent | Official
TCP | UDP | NetSupport Manager | Official
TCP | UDP | PostgreSQL database system | Official
TCP | | Bouwsoft file/webserver<ref>Template:Cite web</ref> | Unofficial
| UDP | Cisco Unified Video AdvantageTemplate:Citation needed | Unofficial
TCP | | OSIsoft PI Server Client Access | Unofficial
TCP | | OSIsoft PI Asset Framework 1.x Client Access | Unofficial
TCP | | OSIsoft PI Asset Framework 1.x Client Access | Unofficial
TCP | | OSIsoft PI Asset Framework 2.x Client Access | Unofficial
TCP | | OSIsoft PI Notifications Client Access | Unofficial
TCP | | OSIsoft PI Asset Framework 2.x Client Access | Unofficial
TCP | | OSIsoft PI Asset Based Analytics | Unofficial
TCP | | VMware VAMI (Virtual Appliance Management Infrastructure)—used for initial setup of various administration settings on Virtual Appliances designed using the VAMI architecture. | Unofficial
TCP | | IBM Cognos TM1 Admin server | Unofficial
TCP | | Hotline tracker server connection | Unofficial
| UDP | Hotline tracker server discovery | Unofficial
TCP | | VNC remote desktop protocol—for incoming listening viewer, Hotline control connection | Unofficial
TCP | | Hotline file transfer connection | Unofficial
TCP | | Setiqueue Proxy server client for SETI@Home project | Unofficial
TCP | | Hewlett-Packard Data ProtectorTemplate:Citation needed | Unofficial
TCP | UDP | Oracle WebCenter Content: Inbound Refinery—Intradoc Socket port. (formerly known as Oracle Universal Content Management). Port though often changed during installation | Unofficial
TCP | | Freeciv versions up to 2.0, Hewlett-Packard Data Protector, McAfee EndPoint Encryption Database Server, SAP, Default for Microsoft Dynamics CRM 4.0 | Unofficial
TCP | UDP | Freeciv, Oracle WebLogic Server Node Manager<ref>Template:Cite web</ref> | Official
TCP | | Default for Tidal Enterprise Scheduler master-Socket used for communication between Agent-to-Master, though can be changedTemplate:Citation needed | Unofficial
TCP | | pcANYWHEREdata, Symantec pcAnywhere (version 7.52 and later<ref>pcAnywhere IP port usage</ref>)<ref>How to change the IP ports that pcAnywhere uses</ref> data | Official
| UDP | pcANYWHEREstat, Symantec pcAnywhere (version 7.52 and later) status | Official
TCP | | MirrorOp2 (default) | Unofficial
TCP | | MirrorOp2 (fallback) | Unofficial
TCP | | IBM Lotus Sametime p2p file transfer | Unofficial
TCP | | NRPE (Nagios) | Unofficial
TCP | | NSCA (Nagios) | Unofficial
TCP | | AMQP<ref name="ampq">Template:Cite web</ref> | Official
| UDP | Mikrotik RouterOS Neighbor Discovery Protocol (MNDP) | Unofficial
| UDP | Constrained Application Protocol (CoAP) | Official
TCP | | Microsoft DPM Data Channel (with the agent coordinator) | Unofficial
TCP | | Microsoft DPM Data Channel (with the protection agent) | Unofficial
TCP | UDP | KaseyaTemplate:Citation needed | Unofficial
TCP | | System Center Operations Manager<ref>Template:Cite web</ref>| Unofficial
TCP | | Operations Manager Console | Unofficial
TCP | UDP | IDA Discover Port 1 | Official
TCP | UDP | IDA Discover Port 2 | Official
TCP | | VNC remote desktop protocol—for use over HTTP | Unofficial
TCP | UDP | Hewlett-Packard Support Automation (HP OpenView Self-Healing Services)Template:Citation needed | Official
TCP | | COMIT SE (PCR)Template:Citation needed | Unofficial
TCP | | Adeona client: communications to OpenDHTTemplate:Citation needed | Unofficial
TCP | UDP | Remote Frame Buffer protocol (RFB), Virtual Network Computing (VNC) remote desktop protocol<ref>Template:Cite web</ref> | Official
TCP | | Default for Tidal Enterprise Scheduler agent-Socket used for communication between Master-to-Agent, though can be changedTemplate:Citation needed | Unofficial
TCP | UDP | AMMYY admin Remote Control | Official
TCP | UDP | TeamViewer remote desktop protocol<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | CouchDB database server | Official
TCP | | Windows PowerShell Default psSession Port<ref name="Enter-PSSession">Template:Cite web</ref> | official
TCP | | Windows PowerShell Default psSession Port<ref name="Enter-PSSession"/> | official
TCP | | CIM XML transactions over HTTP/S—VMware vCenter ESXi management<ref>vmware vSphere 5 Documentation Center</ref> | Unofficial
TCP | | CVSup file update tool<ref>CVSup.org</ref> | Official
TCP | | X11—used between an X client and server over the network | Official
| UDP | X11—used between an X client and server over the network | Official
TCP | | Default for BMC Software Control-M/Server—Socket used for communication between Control-M processes—though often changed during installation | Official
TCP | | Default for Camfrog chat & cam client | Unofficial
TCP | | JD Edwards EnterpriseOne ERP system JDENet messaging client listener | Unofficial
TCP | | Arcserve backup | Unofficial
TCP | | Nortel softwareTemplate:Citation needed | Unofficial
TCP | | Arcserve backup | Unofficial
TCP | | iOperator Protocol Signal PortTemplate:Citation needed | Unofficial
TCP | | PDTP—FTP like file server in a P2P network | Official
TCP | | Vizrt System | Unofficial
TCP | | Ventrilo This is the authentication port that must be allowed outbound for version 3 of Ventrilo | Official
TCP | | Backup Exec Agent BrowserTemplate:Citation needed | Unofficial
TCP | UDP | softcm, HP Softbench CM | Official
TCP | UDP | spc, HP Softbench Sub-Process Control | Official
| UDP | "dtspcd"—a network daemon that accepts requests from clients to execute commands and launch applications remotely | Official
TCP | | "dtspcd"—a network daemon that accepts requests from clients to execute commands and launch applications remotely | Official
TCP | | Blizzard's Battle.net gaming service and some games,<ref name="blizzard" /> ArenaNet gaming service, Relic gaming service | Unofficial
TCP | | Club Penguin Disney online game for kids | Unofficial
TCP | | Club Penguin Disney online game for kids, Used by some Blizzard games<ref name="blizzard" /> | Unofficial
TCP | | DameWare Remote Control | Official
TCP | | ARINC 840 EFB Application Control Interface | Official
TCP | | Oracle WebCenter Content Portable: Content Server (With Native UI) and Inbound Refinery | Unofficial
TCP | | Oracle WebCenter Content Portable: Admin | Unofficial
TCP | | Oracle WebCenter Content Portable: Content Server Web UI | Unofficial
TCP | | Oracle WebCenter Content Portable: JavaDB | Unofficial
TCP | | Codenger Dev Server | Unofficial
TCP | | Oracle WebCenter Content Portable: Capture | Unofficial
TCP | UDP | Oracle WebCenter Content Portable: Content Server—Intradoc Socket port | Unofficial
TCP | UDP | Oracle WebCenter Content Portable: Inbound Refinery—Intradoc Socket port | Unofficial
| UDP | WinMX (see also 6699) | Unofficial
TCP | UDP | planet M.U.L.E. | Unofficial
TCP | | Sybase Advantage Database Server | Unofficial
TCP | UDP | Hall Research Device discovery and configuration | Official
| UDP | SFlow, sFlow traffic monitoring | Official
TCP | UDP | gnutella-svc, gnutella (FrostWire, Limewire, Shareaza, etc.) | Official
TCP | UDP | gnutella-rtr, Gnutella alternate | Official
TCP | UDP | App Discovery and Access Protocol | Official
TCP | | Default port for the Redis key-value data store | Unofficial
TCP | | EMC CLARiiON | Unofficial
TCP | | PgBouncer—A connection pooler for PostgreSQL | Official
TCP | | Leap Motion Websocket Server TLS | Unofficial
TCP | | Leap Motion Websocket Server | Unofficial
TCP | UDP | Sun Grid Engine—Qmaster Service | Official
TCP | UDP | Sun Grid Engine—Execution Service | Official
TCP | | Syslog over TLS<ref>Template:Cite web</ref> | Official
TCP | UDP | Elipse RPC Protocol (REC) | Official
TCP | | Gobby (and other libobby-based software) | Unofficial
TCP | | Gobby 0.5 (and other libinfinity-based software) | Unofficial
TCP | | Pylons project#Pyramid Default Pylons Pyramid web service port | Unofficial
| UDP | Paradigm Research & Development Jetnet<ref>prd Technologies Ltd Billing & Rating SolutionsTemplate:Dead link</ref> default | Unofficial
TCP | | SANE (Scanner Access Now Easy)—SANE network scanner daemon<ref>Template:Cite web</ref> | Official
TCP | | Speech-Dispatcher daemon | Unofficial
| | Windows Live FolderShare client | Unofficial
TCP | | Microsoft Hyper-V Live | Official
TCP | | Music Player Daemon (MPD) | Unofficial
TCP | | Microsoft Forefront Threat Management Gateway | Official
TCP | | Microsoft Windows WSS Communication | Official
TCP | UDP | odette-ftps, Odette File Transfer Protocol (OFTP) over TLS/SSL | Official
TCP | UDP | Multicast FTP | Official
| UDP | McAfee Network AgentTemplate:Citation needed | Unofficial
TCP | | Openflow 1.3 | Official
TCP | | Internet Relay Chat (IRC) | Unofficial
TCP | | Internet Relay Chat (IRC) | Official
TCP | UDP | Osorno Automation Protocol (OSAUT) | Official
TCP | | IRC SSL (Secure Internet Relay Chat)—often used | Unofficial
TCP | | IRC SSL (Secure Internet Relay Chat)—often used | Official
TCP | | WinMX (see also 6257) | Unofficial
TCP | | Default for Tidal Enterprise Scheduler client-Socket used for communication between Client-to-Master, though can be changedTemplate:Citation needed | Unofficial
TCP | | AberMUD and derivatives default port | Unofficial
| UDP | Polycom server broadcastTemplate:Citation needed | Unofficial
TCP | | Splashtop Remote server broadcast | Unofficial
TCP | | Splashtop Remote server broadcast | Unofficial
TCP | | Splashtop Remote server broadcast | Unofficial
TCP | | Campbell Scientific Loggernet Software<ref>Template:Cite web</ref> | Unofficial
TCP | | Bucky's Instant Messaging Program | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | MUSE | Official
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | Windows Live Messenger (File transfer) | Unofficial
TCP | UDP | Windows Live Messenger (Voice) | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | UDP | acmsoda | Official
TCP | | BitTorrent tracker | Unofficial
TCP | UDP | BitTorrent part of full range of ports used most often | Unofficial
TCP | | Default for Vuze's built in HTTPS Bittorrent Tracker | Unofficial
TCP | | Avira Server Management Console | Unofficial
TCP | | Avira Server Management Console | Unofficial
TCP | | Default for BEA WebLogic Server's HTTP server, though often changed during installation | Unofficial
TCP | | Default for BEA WebLogic Server's HTTPS server, though often changed during installation | Unofficial
TCP | | Default for BMC Software Control-M/Server and Control-M/Agent for Agent-to-Server, though often changed during installation | Unofficial
TCP | | Default for BMC Software Control-M/Server and Control-M/Agent for Server-to-Agent, though often changed during installation | Unofficial
TCP | | Default for Cisco AON AMC (AON Management Console)<ref>Template:Cite web</ref> | Unofficial
TCP | | Database mirroring endpoints<ref>Template:Cite web</ref> | Unofficial
| UDP | Bryan Wilcutt T2-NMCS Protocol for SatCom Modems | Official
TCP | | Zimbra LMTP [mailbox]—local mail delivery | Unofficial
TCP | | Zimbra conversion server | Unofficial
| | Sepialine Argos Communications port | Unofficial
TCP | | Enemy Territory: Quake Wars | Unofficial
TCP | | [Peer Cast]|PeercastTemplate:Citation needed | Unofficial
TCP | | [Peer Cast]|PeercastTemplate:Citation needed | Unofficial
TCP | | Tibia | Unofficial
TCP | UDP | CNAP (Calypso Network Access Protocol) | Official
TCP | | Zimbra mysql [mailbox]Template:Citation needed | Unofficial
TCP | | Zimbra mysql [logger]Template:Citation needed | Unofficial
| UDP | Sibelius License Server | Unofficial
TCP | | Web control interface for Folding@home v7.3.6 and later<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | RTPS (Real Time Publish Subscribe) DDS Discovery | Official
TCP | UDP | RTPS (Real Time Publish Subscribe) DDS User-Traffic | Official
TCP | UDP | RTPS (Real Time Publish Subscribe) DDS Meta-Traffic | Official
TCP | | Stateless Transport Tunneling (STT) | Unofficial
TCP | | Rise: The Vieneo Province | Official
TCP | | Neo4J Server webadmin<ref>Template:Cite web</ref> | Official
TCP | | ACPLT - process automation service | Official
TCP | UDP | CPE WAN Management Protocol (CWMP) Technical Report 069 | Official
| UDP | Populous: The Beginning server | Unofficial
TCP | UDP | Instrument Neutral Distributed Interface | Official
TCP | | ERLPhase | Official
TCP | | hddtemp—Utility to monitor hard drive temperature | Unofficial
TCP | | I2P anonymizing overlay network| Unofficial
| UDP | I2P SAM Bridge Socket API | Unofficial
TCP | | I2P anonymizing overlay network| Unofficial
TCP | | BrettspielWelt BSW Boardgame Portal | Unofficial
TCP | | Aqumin AlphaVision Remote Command InterfaceTemplate:Citation needed | Unofficial
| UDP | P2P DC (RedHub)Template:Citation needed | Unofficial
| UDP | Killing Floor | Unofficial
| UDP | Killing Floor | Unofficial
| UDP | Killing Floor | Unofficial
TCP | | iChat server file transfer proxy | Unofficial
TCP | | Oracle Cluster File System 2Template:Citation needed | Unofficial
TCP | | Windows backdoor program tini.exe defaultTemplate:Citation needed | Unofficial
TCP | | Just Cause 2: Multiplayer Mod ServerTemplate:Citation needed | Unofficial
TCP | | Xivio default Chat ServerTemplate:Citation needed | Unofficial
TCP | | Terraria default server | Unofficial
| UDP | San Andreas Multiplayer (SA-MP) default port server | Unofficial
TCP | | Bad Trip MUDTemplate:Citation needed | Unofficial
| UDP | Unreal Tournament series default serverTemplate:Citation needed | Unofficial
TCP | | Unreal Tournament series default serverTemplate:Citation needed | Unofficial
TCP | | GFI EventsManager 7 & 8Template:Citation needed | Official
TCP | | Default used by Smartlaunch Internet Cafe Administration<ref>Template:Cite web</ref> software | Unofficial
TCP | UDP | PowerSchool Gradebook ServerTemplate:Citation needed | Unofficial
TCP | | Default that will be used by the iControl Internet Cafe Suite Administration software | Unofficial
TCP | | Default for YSFlight server<ref name="Midnight Rambler">Template:Cite web</ref>| Unofficial
TCP | | Fixed port used for Adobe Flash Debug Player to communicate with a debugger (Flash IDE, Flex Builder or fdb).<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | EMC2 (Legato) Networker or Sun Solstice Backup | Official
| UDP | iRDMI (Intel Remote Desktop Management Interface)<ref name=iRDMI>Intel DMI (Desktop Management Interface)</ref>—sometimes erroneously used instead of port 8080 | Official
TCP | | iRDMI (Intel Remote Desktop Management Interface)<ref name=iRDMI />—sometimes erroneously used instead of port 8080 | Official
TCP | | Commonly used for internet radio streams such as those using SHOUTcast | Unofficial
TCP | | Splunk web-interface | Unofficial
TCP | | FreemakeVideoCapture service a part of Freemake Video Downloader<ref>Template:Cite web</ref> | Unofficial
TCP | | Nortel Contivity Router Firewall User Authentication (FWUA) default port number | Unofficial
TCP | | Commonly used for internet radio streams such as those using SHOUTcast | Unofficial
TCP | | Cisco Systems Unified Call Manager InterclusterTemplate:Citation needed | Unofficial
TCP | | Apache Tomcat's Shutdown port | Unofficial
TCP | | Dell AppAssure 5 API and Replication<ref name="appassure.com">Template:Cite web</ref> | Official
TCP | | Dell AppAssure 5 Engine<ref name="appassure.com"/> | Official
TCP | | HTTP Alternate | Official
TCP | | IBM HTTP Server administration default | Unofficial
TCP | | ajp13—Apache JServ Protocol AJP Connector | Unofficial
TCP | | XMPP File transfers | Unofficial
TCP | | HTTP/TCP Symon Communications Event and Query EngineTemplate:Citation needed | Unofficial
TCP | | HTTP/TCP Symon Communications Event and Query EngineTemplate:Citation needed | Unofficial
TCP | UDP | Perseus SDR Receiver default remote connection portTemplate:Citation needed | Unofficial
TCP | | 360Works SuperContainer<ref name="SuperContainer documentation">Template:Cite web</ref> | Unofficial
TCP | | Orthanc—Default HTTP Port for GUI | Unofficial
TCP | | OpenERP Default HTTP port (web interface and xmlrpc calls) | Unofficial
TCP | | OpenERP Legacy netrpc protocol | Unofficial
TCP | | Gadu-Gadu | Unofficial
TCP | | Killing Floor | Unofficial
TCP | UDP | Default port for most Endless Online-based serversTemplate:Citation needed | Unofficial
TCP | | HTTP alternate (http_alt)—commonly used for Web proxy and caching server, or for running a Web server as a non-root user | Official
TCP | | Apache Tomcat | Unofficial
TCP | | M2MLogger WebFRONT Cloud connector | Unofficial
TCP | | Syncthing web GUI | Unofficial
| UDP | FilePhile Master/Relay | Unofficial
TCP | | Vermont Systems / RecTrac Vermont Systems RecTrac (WebTrac) network installer | Unofficial
TCP | | HTTP alternate, VibeStreamer, e.g. McAfee ePolicy Orchestrator (ePO) | Unofficial
| UDP | Transporter Connected Data, Inc. | Unofficial
TCP | | HELM Web Host Automation Windows Control Panel | Unofficial
TCP | | Kaspersky AV Control Center | Unofficial
TCP | | Hosting Accelerator Control Panel | Unofficial
TCP | | Parallels Plesk Control Panel | Unofficial
| UDP | Kaspersky AV Control Center | Unofficial
TCP | | Asterisk (PBX) Web Configuration utility (GUI Addon) | Unofficial
TCP | | Splunk REST API endpoint. This port is NOT used for any forwarding or indexing. It is used only for command and control functions. | Unofficial
TCP | | AVM Fritzbox for automatic tr069 configuration. | Unofficial
TCP | | Atlassian Confluence (default port) <ref>Template:Cite web</ref>
TCP | | Coral Content Distribution Network (deprecated; 80 and 8080 now supported)<ref>Template:Cite web</ref> | Unofficial
TCP | | CouchBase Web Administration | Unofficial
TCP | | CouchBase API | Unofficial
TCP | | Console Gateway License Verification | Unofficial
TCP | | JOSM Remote Control | Unofficial
TCP | | PAC Pacifica Coin | Unofficial
| UDP | Check Point Cluster Control Protocol | Unofficial
TCP | | Privoxy—advertisement-filtering Web proxy | Official
TCP | | Polipo Web proxy | Official
TCP | | Bukkit DynMap Default Webserver Bind Address | Unofficial
TCP | | Puppet (software) Client agent | Unofficial
TCP | | Puppet (software) Master server | Unofficial
TCP | | Microsoft Remote Administration for IIS Manager<ref>http://www.iis.net/learn/manage/remote-administration/remote-administration-for-iis-manager#02</ref> | Unofficial
TCP | | Perceptive Automation Indigo Home automation server—control access | Unofficial
TCP | | NCSA Brown Dog Data Access Proxy | Unofficial
TCP | | Sophos Remote Management System | Unofficial
TCP | | Sophos Remote Management System | Unofficial
TCP | | Sophos Remote Management System | Unofficial
TCP | | Bloomberg Application<ref name=IANA /> | Official
TCP | | Bloomberg ApplicationTemplate:Citation needed | Unofficial
TCP | | GoToMyPC | Unofficial
TCP | | VMware Server Management User Interface<ref name=VMWareMgtIf >Template:Cite web</ref> (insecure Web interface).<ref name="vmware.com">VMware Communities: Change MUI ports?</ref> See also port 8333 | Unofficial
TCP | UDP | HTTPS listener for Apache Synapse<ref name="Apache Synapse">Template:Cite web</ref> | Official
TCP | UDP | HTTP listener for Apache Synapse<ref name="Apache Synapse"/> | Official
TCP | | HTTP Listener for Gatecraft Plugin | Unofficial
TCP | | Winbox—Default on a MikroTik RouterOS for a Windows application used to administer MikroTik RouterOS<ref>Template:Cite web</ref> | Unofficial
| UDP | Teeworlds Server | Unofficial
TCP | | MultiBit HD, [1] | Unofficial
TCP | | MultiBit, [2] | Unofficial
TCP | | Bitcoin JSON-RPC server<ref>Bitcoin Forum: Command Line and JSON-RPCTemplate:Dead link</ref> | Unofficial
TCP | | Bitcoin<ref name="ReferenceA">Template:Cite web</ref> | Unofficial
TCP | | VMware Server Management User Interface<ref name=VMWareMgtIf /> (secure Web interface).<ref name="vmware.com"/> See also port 8222 | Unofficial
TCP | | VisualSVN Distributed File System Service (VDFS)<ref>http://www.visualsvn.com/support/topic/00073/</ref> | Unofficial
TCP | UDP | cvp, CommVault Unified Data Management | Official
TCP | UDP | CyBro A-bus, Cybrotech Ltd. | Official
TCP | | SW Soft Plesk Control Panel, Apache Tomcat SSL, Promise WebPAM SSL, McAfee ePolicy Orchestrator (ePO) | Unofficial
TCP | | Bitmessage | Unofficial
TCP | | MapleStory Login Server | Unofficial
TCP | UDP | ColdFusion Macromedia/Adobe ColdFusion default and Duke Nukem 3D—default | Unofficial
TCP | | [3] DukesterX —defaultTemplate:Citation needed | Unofficial
TCP | | Windows Server Update Services| Official
TCP | | Windows Server Update Services over TLS/SSL (HTTPS) | Official
TCP | | Freegate| Unofficial
TCP | | MapleStory Game Server | Unofficial
TCP | | MapleStory Game Server | Unofficial
TCP | | MapleStory Game Server | Unofficial
TCP | | MapleStory Game Server | Unofficial
TCP | | MapleStory Game Server | Unofficial
TCP | | Wavestore CCTV protocol<ref name=wavestore>Template:Cite web</ref> | Unofficial
TCP | UDP | Wavestore Notification protocol<ref name=wavestore/> | Unofficial
TCP | | Tibero Server | Unofficial
TCP | | Lotus TravellerTemplate:Citation needed | Unofficial
TCP | | Ultra Fractal default server port for distributing calculations over network computers | Unofficial
| UDP | SoftPerfect Bandwidth Manager | Unofficial
| UDP | SoftPerfect Bandwidth Manager | Unofficial
TCP | | avast! WebShield | Unofficial
| UDP | TeamSpeak—default | Unofficial
| UDP | TeamSpeak—alternate | Unofficial
TCP | | EPOS Speech Synthesis System | Unofficial
TCP | | MapleStory CashShop Game Server | Unofficial
TCP | | MapleStory CashShop Game Server | Unofficial
| | Nessus web | Unofficial
| | Passive Vulnerability Scanner web | Unofficial
| | Log Correlation Engine web | Unofficial
TCP | | Opera Unite server | Unofficial
| UDP | cddbp-alt, CD DataBase (CDDB) protocol (CDDBP) alternate | Official
TCP | | cddbp-alt, CD DataBase (CDDB) protocol (CDDBP) alternate | Official
TCP | | WebSphere Application Server SOAP connector default | Unofficial
TCP | | Win Media Streamer to Server SOAP connector default | Unofficial
TCP | | Atlasz Informatics Research Ltd Secure Application ServerTemplate:Citation needed | Unofficial
TCP | | Netflexity Inc QFlex—IBM WebSphere MQ monitoring software. | Unofficial
TCP | | Atlasz Informatics Research Ltd Secure Application ServerTemplate:Citation needed | Unofficial
TCP | UDP | Secure MQ Telemetry Transport (MQTT over SSL) | Official
TCP | | PPM3 (Padtec Management Protocol version 3) | Unofficial
TCP | | HyperVM HTTP | Official
TCP | | HyperVM HTTPS | Official
TCP | | Freenet HTTP | Unofficial
TCP | UDP | NewsEDGE server | Official
TCP | | Sun Answerbook dwhttpd server (deprecated by docs.sun.com) | Unofficial
TCP | | GNUmp3d HTTP music streaming and Web interface | Unofficial
TCP | | LoLo Catcher HTTP Web interface (www.optiform.com) | Unofficial
TCP | | D2GS Admin Console Telnet administration console for D2GS servers (Diablo 2) | Unofficial
TCP | | Earthland Relams 2 Server (AU1_2)Template:Citation needed | Unofficial
TCP | | MAMP Server | Unofficial
TCP | | MAMP Server | Unofficial
TCP | | Earthland Relams 2 Server (AU1_1)Template:Citation needed | Unofficial
TCP | | Transaction Warehouse Data Service (TWDS) | Official
TCP | | Default for Apache Solr<ref name="Apache Solr Tutorial">Template:Cite web</ref> | Unofficial
TCP | | I2P Monotone Repository | Unofficial
TCP | | STEP Bible : Scripture Tools for Every Person | Unofficial
TCP | | SonarQube Web Server<ref>Template:Cite web</ref> | Unofficial
TCP | | Buffalo LinkSystem Web accessTemplate:Citation needed | Unofficial
TCP | | DBGp | Unofficial
TCP | | SqueezeCenter web server & streaming | Unofficial
| UDP | UDPCast | Unofficial
TCP | | Play! Framework web server<ref name=playframeworkdocumentation>Template:Cite web</ref> | Unofficial
TCP | | Hadoop NameNode default port | Unofficial
TCP | | PHP-FPM default port | Unofficial
TCP | UDP | ETL Service Manager<ref>ETL ElectronicsTemplate:Dead link</ref> | Official
| | Microsoft SharePoint authoring environment | Unofficial
| | cisco-xremote router configurationTemplate:Citation needed | Unofficial
| | Tor network default | Unofficial
TCP | | DBGp Proxy | Unofficial
TCP | | HSQLDB default port | Unofficial
| | Newforma Server comms | Unofficial
TCP | UDP | Pichat Server—Peer to peer chat software | Official
TCP | | TISERVICEMANAGEMENT Numara Track-It! | Unofficial
TCP | | WiT WiT Services | Official
TCP | | WiT WiT Services | Official
TCP | | Tor often used | Unofficial
TCP | | WebSphere Application Server Administration Console secure | Unofficial
TCP | | Tor | Unofficial
TCP | | Tor | Unofficial
TCP | | WebSphere Application Server Administration Console | Unofficial
| UDP | glrpc, Groove Collaboration software GLRPC | Official
TCP | | glrpc, Groove Collaboration software GLRPC | Official
TCP | | WebSphere Application Server HTTP Transport (port 1) default | Unofficial
TCP | | Remote Potato by FatAttitude, Windows Media Center addon | Unofficial
TCP | | ServerWMC, Windows Media Center addon | Unofficial
TCP | UDP | WebSM | Unofficial
TCP | | Webwasher, Secure Web, McAfee Web Gateway—Default Proxy PortTemplate:Citation needed | Unofficial
TCP | | Openfire Administration Console | Unofficial
TCP | | SqueezeCenter control (CLI) | Unofficial
TCP | | Cherokee Admin Panel | Unofficial
TCP | | Openfire Administration Console (SSL Secured) | Unofficial
TCP | | Transmission (BitTorrent client) Web Interface | Unofficial
TCP | | H2 (DBMS) Database Server | Unofficial
TCP | | PDL Data Stream | Official
TCP | UDP | LPR - RAW Printing | Official
TCP | UDP | Bacula Director | Official
TCP | UDP | Bacula File Daemon | Official
TCP | UDP | Bacula Storage Daemon | Official
TCP | UDP | Xadmin Control Daemon | Official
TCP | UDP | Astergate Control Daemon | Official
TCP | | Astergate-FAX Control Daemon | Official
| UDP | SSMP Message protocol | Unofficial
TCP | UDP | MXit Instant Messenger | Official
TCP | | Tor | Unofficial
TCP | | Catamount Software—PocketMoney SyncTemplate:Citation needed | Unofficial
TCP | | Sierra Wireless Airlink | Unofficial
TCP | | Avtex LLC—qStats | Unofficial
TCP | | ElasticSearch<ref>Template:Cite web</ref>—default elasticsearch port | Unofficial
TCP | | iPass Platform Service | Unofficial
TCP | | Sony PlayStation RemotePlay<ref>Template:Cite web</ref> | Unofficial
TCP | | IBM Cognos 8 SOAP Business Intelligence and Performance Management | Unofficial
| UDP | D-Link Shareport Share storage and MFP printers | Unofficial
TCP | | Sphinx Native API | Official
TCP | UDP | Sony PlayStation Vita Host Collaboration WiFi Data Transfer<ref>Template:Cite web</ref> | Unofficial
TCP | | Sphinx SphinxQL | Official
TCP | | Litecoin JSON-RPC server | Unofficial
TCP | | Litecoin | Unofficial
TCP | | Clash of Clans, a mobile freemium strategy video game | Unofficial
TCP | UDP | adws, Microsoft AD DS Web Services, Powershell uses this port | Official
TCP | UDP | git, Git pack transfer service | Official
TCP | | MooseFS distributed file system—master server to chunk servers | Unofficial
TCP | | MooseFS distributed file system—master server to clients | Unofficial
TCP | | MooseFS distributed file system—chunk servers to clients | Unofficial
TCP | | VMware HTTPS port used for accessing and administrating a vCenter Server via the Web Management Interface | Unofficial
TCP | | NCSA Brown Dog Data Tilling Service | Unofficial
TCP | UDP | mngsuite, LANDesk Management Suite Remote Control | Official
TCP | UDP | laes-bf, IP Fabrics Surveillance buffering function | Official
| UDP | Omron FINS, OMRON FINS PLC communication | Official
TCP | UDP | Spiceworks Desktop, IT Helpdesk Software | Unofficial
TCP | UDP | Spiceworks Desktop, IT Helpdesk Software | Unofficial
| UDP | CCNx | Official
TCP | UDP | WebDAV Source | Official
| | WebCT e-learning portal | Unofficial
TCP | | Club Penguin Disney online game for kids | Unofficial
| UDP | MonkeyComTemplate:Citation needed | Official
TCP | | MonkeyComTemplate:Citation needed | Official
TCP | | Tripwire—File Integrity Monitoring Software<ref>Template:Cite web</ref> | Unofficial
| UDP | TeamSpeak 3 server default (voice) port (for the conflicting service see the IANA list) | Unofficial
TCP | | AdRem Software, Inc.'s NetCrunch NetFlow collector port. This port can be changed <ref name="adremsoft.com"/> |Unofficial
TCP | UDP | Ryan's App "Ryan's App" Trading Software | Official
TCP | UDP | The Palace "The Palace" Virtual Reality Chat software.—5 | Official
TCP | | Splunk port for communication between the forwarders and indexers| Unofficial
TCP | UDP | The Palace "The Palace" Virtual Reality Chat software.—5 | Official
| | Hydranode—edonkey2000 TELNET control | Unofficial
TCP | | Lantronix UDS-10/UDS100<ref>Template:Cite web</ref> RS-485 to Ethernet Converter TELNET control | Unofficial
| | Urchin Web AnalyticsTemplate:Citation needed | Unofficial
| | Webmin—Web-based administration tool for Unix-like systems | Unofficial
| | BackupExec | Unofficial
| | Ericsson Account Manager (avim)Template:Citation needed | Unofficial
TCP | | Lantronix UDS-10/UDS100<ref>Template:Cite web</ref> RS-485 to Ethernet Converter default | Unofficial
TCP | | ForeScout SecureConnector Template:Citation needed | Unofficial
TCP | UDP | Octopus Multiplexer, primary port for the CROMP protocol, which provides a platform-independent means for communication of objects across a network | Official
TCP | UDP | Cross Fire, a multiplayer online First Person ShooterTemplate:Citation needed | Unofficial
TCP | | Open Object Rexx (ooRexx) rxapi daemon | Official
| | AIX,NeXT, HPUX—rexd daemon controlTemplate:Citation needed | Unofficial
TCP | | Zimbra smtp [mta]—to amavis from postfixTemplate:Citation needed | Unofficial
TCP | | Zimbra smtp [mta]—back to postfix from amavisTemplate:Citation needed | Unofficial
TCP | | Mathoid server Template:Citation needed | Unofficial
TCP | UDP | Zabbix-Agent | Official
TCP | UDP | Zabbix-Trapper | Official
TCP | UDP | NMEA 0183 Navigational Data. Transport of NMEA 0183 sentences over TCP or UDP | Official
TCP | UDP | NetIQ Endpoint | Official
TCP | UDP | NetIQ Qcheck | Official
TCP | UDP | NetIQ Endpoint | Official
TCP | UDP | NetIQ VoIP Assessor | Official
TCP | | Intuit Quickbooks client | Unofficial
TCP | | FRISK Software International's fpscand virus scanning daemon for Unix platforms<ref>Template:Cite web</ref> | Unofficial
TCP | | FRISK Software International's f-protd virus scanning daemon for Unix platforms<ref name=autogenerated2>Template:Cite web</ref> | Unofficial
TCP	FRISK Software International's f-protd virus scanning daemon for Unix platforms<ref name=autogenerated2 /> | Unofficial
TCP | | GE Intelligent Platforms Proficy HMI/SCADA – CIMPLICITY WebView<ref>Template:Cite web</ref>| Official
TCP | | VoiceIP-ACS UMP default device provisioning endpointTemplate:Citation needed | Unofficial
TCP | | VoiceIP-ACS UMP default device provisioning endpoint (SSL)Template:Citation needed | Unofficial
| | Lock-on: Modern Air CombatTemplate:Citation needed | Unofficial
| | SWAT 4 Dedicated ServerTemplate:Citation needed | Unofficial
| UDP | BlueStacks (android simulator) broadcast<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | TLS-enabled Rsyslog (default by convention) | Unofficial
| UDP | Farming Simulator 2011 Default ServerTemplate:Citation needed | Unofficial
TCP | | Jungle Disk (this port is opened by the Jungle Disk Monitor service on the localhost)Template:Citation needed | Unofficial
TCP | UDP | metasys ( Johnson Controls Metasys java AC control environment )Template:Citation needed | Unofficial
TCP | | RiCcI - Remote Configuration Interface (Redhat Linux) | Unofficial
TCP | UDP | ACR/NEMA Digital Imaging and Communications in Medicine (DICOM) | Official
TCP | UDP | Tunngle | Unofficial
TCP | UDP | memcached | Unofficial
TCP | UDP | memcached Incoming SSL Proxy | Unofficial
TCP | UDP | memcached Internal Outgoing SSL Proxy | Unofficial
| | Savage:Battle for Newerth Server HostingTemplate:Citation needed | Unofficial
| | Blood Quest Online ServerTemplate:Citation needed | Unofficial
TCP | | OpenPGP HTTP key server | Official
| | IPStor Server management communication | Unofficial
TCP | | Murraycoin JSON-RPC server<ref name="murraycoin.org">Template:Cite web</ref> | Unofficial
TCP | | Murraycoin<ref name="murraycoin.org"/> | Unofficial
TCP | | NetCrunch 7 port for connection between NetCrunch 7 Server and Administration Console. This port can be changed <ref name="adremsoft.com">Template:Cite web </ref> |Unofficial
TCP | | NetCrunch default connection broker port <ref name="adremsoft.com"/> | Unofficial
TCP | | NetCrunch 8 port for connection between NetCrunch 8 Server and Administration Console. This port can be changed <ref name="adremsoft.com"/> |Unofficial
TCP | | ElevateDB default database port<ref>Template:Cite web</ref> | Unofficial
TCP | | Axence nVision<ref name="service.axencesoftware.com">Template:Cite web</ref> | Unofficial
TCP | | Axence nVision<ref name="service.axencesoftware.com"/> | Unofficial
TCP | | Audition Online Dance Battle, Korea Server—Status/Version Check | Unofficial
| UDP | Audition Online Dance Battle, Korea Server—Status/Version Check | Unofficial
TCP | UDP | Audition Online Dance Battle, Korea Server | Unofficial
TCP | | NetCrunch - port for connection between NetCrunch Server and NetCrunch Guard <ref name="adremsoft.com"/> | Unofficial
TCP | | Axence nVision<ref name="service.axencesoftware.com"/> | Unofficial
TCP | | Axence nVision<ref name="service.axencesoftware.com"/> | Unofficial
| UDP | Linden Lab viewer to sim on SecondLifeTemplate:Citation needed | Unofficial
| UDP | GELF Protocol | Unofficial
| UDP | Light Weight Access Point Protocol (LWAPP) LWAPP data (RFC 5412) | Official
| UDP | Light Weight Access Point Protocol (LWAPP) LWAPP control (RFC 5412) | Official
| | NetBus—remote administration tool (often Trojan horse). Also used by NetBuster. Little Fighter 2 (TCP), Cubeworld<ref>Template:Cite web</ref> (TCP and UDP), and (TCP) GVG (Grass Valley Group) SMS7000 and RCL video router control | Unofficial
TCP | | IBM HMC web browser management access over HTTPS instead of default port 443<ref>Template:Cite web</ref> | Unofficial
TCP | | NSClient/NSClient++/NC_Net (Nagios) | Unofficial
TCP | | LogMeIn Hamachi (VPN tunnel software; also port 32976)—used to connect to Mediation Server (bibi.hamachi.cc); will attempt to use SSL (TCP port 443) if both 12975 & 32976 fail to connect | Unofficial
12998–12999	Takenaka RDI Mirror World on SecondLifeTemplate:Citation needed | Unofficial
TCP | | ForeScout CounterACTTemplate:Citation needed | Unofficial
| UDP | Linden Lab viewer to sim on SecondLifeTemplate:Citation needed | Unofficial
TCP | UDP | Cross Fire, a multiplayer online First Person ShooterTemplate:Citation needed | Unofficial
TCP | | Default<ref>Template:Cite web</ref> for BMC Software Control-M/Enterprise Manager Corba communication, though often changed during installation | Official
TCP | UDP | Ontolux Ontolux 2D | Unofficial
TCP | UDP | ÆtherNet peer-to-peer networkingTemplate:Citation needed | Unofficial
TCP | UDP | Symantec NetBackup—bprd (formerly VERITAS) | Official
TCP | UDP | Symantec NetBackup—bpdbm (formerly VERITAS) | Official
TCP | UDP | Symantec Network Utility—vnetd (formerly VERITAS) | Official
TCP | UDP | Symantec NetBackup—bpcd (formerly VERITAS) | Official
TCP | UDP | Symantec VOPIED protocol (formerly VERITAS) | Official
TCP | UDP | Symantec NetBackup Database—nbdb (formerly VERITAS) | Official
TCP | UDP | Symantec nomdb (formerly VERITAS) | Official
TCP | | APRS UI-View Amateur Radio<ref>Automatic Packet Reporting System 'APRS Wiki'</ref> UI-WebServer | Unofficial
| UDP | Battlefield 1942 and mods | Unofficial
TCP | | K3 SYSPRO K3 Framework WCF BackboneTemplate:Citation needed | Unofficial
TCP | | psyBNC | Unofficial
TCP | | Wesnoth | Unofficial
TCP | | Kaspersky Network AgentTemplate:Citation needed | Unofficial
TCP | | hydap, Hypack Hydrographic Software Packages Data Acquisition | Official
| UDP | hydap, Hypack Hydrographic Software Packages Data Acquisition | Official
TCP | UDP | Jeex.EU Artesia (direct client-to-db.service) | Official
| UDP | Battlefield Vietnam and mods | Unofficial
TCP | UDP | XPilot Contact | Official
TCP | | Oracle WebCenter Content: Imaging (formerly known as Oracle Universal Content Management). Port though often changed during installation | Unofficial
TCP | | shroudBNC | Unofficial
TCP | | Mac OS X Server Web (HTTP) service with performance cache<ref>Template:Cite web</ref> | Unofficial
TCP | | Oracle WebCenter Content: Content Server (formerly known as Oracle Universal Content Management). Port though often changed during installation | Unofficial
TCP | | Oracle WebCenter Content: Content Server Web UI. Port though often changed during installation | Unofficial
TCP | | Oracle WebCenter Content: Inbound Refinery (formerly known as Oracle Universal Content Management). Port though often changed during installation | Unofficial
TCP | UDP | Project Zomboid Multiplayer Server: Additional sequential ports used for each player connecting to server | Unofficial
TCP | | Oracle WebCenter Content: Records Management (formerly known as Oracle Universal Records Management). Port though often changed during installation | Unofficial
| UDP | Iron Mountain Digital online backupTemplate:Citation needed | Unofficial
| UDP | CISCO Default RTP MIN | official
TCP | | Oracle WebCenter Content: Capture (formerly known as Oracle Document Capture). Port though often changed during installation | Unofficial
| | CISCO Default RTP MAX | official
| UDP | Battlefield 2 and mods | Unofficial
TCP | | Worms multiplayer | Unofficial
TCP | UDP | Dropbox LanSync Protocol (db-lsp); used to synchronize file catalogs between Dropbox clients on a local network. | Official
TCP | | Super Dancer Online Extreme(SDO-X)—CiB Net Station Malaysia ServerTemplate:Citation needed | Unofficial
TCP | UDP | memcached Internal REST HTTPS for SSL | Unofficial
TCP | UDP | memcached Internal CAPI HTTPS for SSL | Unofficial
TCP | | RAD PDF Service | Official
TCP | | DART Reporting serverTemplate:Citation needed | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft Thailand Server—Status/Version Check | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft Thailand Server | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft Thailand Server—FAM Database | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft SEA Server—Status/Version Check | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft SEA Server | Unofficial
TCP | UDP | Audition Online Dance Battle, AsiaSoft SEA Server—FAM Database | Unofficial
TCP | | Bitcoin testnet<ref name="ReferenceA"/> | Unofficial
TCP | UDP | Audition Online Dance Battle, KAIZEN Brazil Server—Status/Version Check | Unofficial
TCP | UDP | Audition Online Dance Battle, KAIZEN Brazil Server | Unofficial
TCP | UDP | Audition Online Dance Battle R4p3 Server, Nexon Server—Status/Version Check | Unofficial R4p3 Server
TCP | UDP | Audition Online Dance Battle, Nexon Server | Unofficial
TCP | UDP | X-BEAT—Status/Version Check | Unofficial
TCP | UDP | X-BEAT | Unofficial
TCP | UDP | Audition Online Dance Battle, G10/alaplaya Server—Status/Version Check | Unofficial
| UDP | JACK sound server | Unofficial
TCP | UDP | Audition Online Dance Battle, G10/alaplaya Server | Unofficial
TCP | UDP | Veejansh Inc. Scintilla Device Service | Official
| UDP | Standard Minecraft Pocket Edition Multiplayer Server Port | Unofficial
TCP | UDP | Gkrellm Server | Unofficial
TCP | | Panda Software AdminSecure Communication Agent | Unofficial
TCP | UDP | K2—KeyAuditor & KeyServer, Sassafras Software Inc.<ref name="sassafras1">Template:Cite web</ref> Software Asset Management tools | Official
TCP | | Google Talk Voice and Video connections<ref name="gtalk_voice">How do I allow my internal XMPP client or server to connect to the Talk service?, Google Code Help, accessed December 15, 2010.</ref> | Unofficial
| UDP | Google Talk Voice and Video connections<ref name="gtalk_voice" /> | Unofficial
| UDP | Google Talk Voice and Video connections<ref name="gtalk_voice" /> | Unofficial
TCP | UDP | KeyShadow for K2—KeyAuditor & KeyServer, Sassafras Software Inc.<ref name="sassafras1"/> Software Asset Management tools | Official
TCP | | Gamecoin RCPTemplate:Citation needed | Unofficial
TCP | | Gamecoin TestnetTemplate:Citation needed | Unofficial
TCP | | Gamecoin P2PTemplate:Citation needed | Unofficial
TCP | UDP | Belkin Network USB HubTemplate:Citation needed | Unofficial
TCP | | Ensim Control PanelTemplate:Citation needed | Unofficial
TCP | | 4D database SQL Communication<ref name="4D_ports">Template:Cite web</ref> | Official
TCP | UDP | 4D database Client Server Communication<ref name="4D_ports" /> | Official
TCP | | 4D database DB4D Communication<ref name="4D_ports" /> | Official
| | DNP—Secure (Distributed Network Protocol—Secure), a secure version of the protocol used in SCADA systems between communicating RTU's and IED's | Official
| | DNP (Distributed Network Protocol), a protocol used in SCADA systems between communicating RTU's and IED's | Official
| | Usermin, Web-based user tool | Unofficial
TCP | | OnNet (Net2E) | Unofficial
TCP | | DART Reporting serverTemplate:Citation needed | Unofficial
TCP | UDP | Killing Floor | Unofficial
| UDP | 0 A.D. Empires Ascendant | Unofficial
TCP | | Precise TPM Listener Agent | Unofficial
TCP | | Symantec i3 Web GUI server | Unofficial
TCP | | Precise TPM Web GUI server | Unofficial
TCP | | AMLFilter, AMLFilter Inc. amlf-admin default port | Unofficial
TCP | | AMLFilter, AMLFilter Inc. amlf-engine-01 default http port | Unofficial
TCP | | AMLFilter, AMLFilter Inc. amlf-engine-01 default https port | Unofficial
TCP | | AMLFilter, AMLFilter Inc. amlf-engine-02 default http port | Unofficial
TCP | | AMLFilter, AMLFilter Inc. amlf-engine-02 default https port | Unofficial
TCP | | Starbound Server (default), Starbound | Unofficial
TCP | | FLIR Systems Camera Resource Protocol | Unofficial
TCP | | Davis Instruments, WeatherLink IP | Unofficial
TCP | UDP | WibuKey, WIBU-SYSTEMS AG Software protection system | Official
TCP | | Wolfson Microelectronics WISCEBridge Debug Protocol<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | CodeMeter, WIBU-SYSTEMS AG Software protection system | Official
| | Soldat Dedicated Server | Unofficial
| | Skype Default Protocol | Unofficial
| | Duke Nukem 3D#Source code Duke Nukem Ports | Unofficial
TCP | UDP | Pyzor spam detection network | Unofficial
| | NetBeans integrated development environment | Unofficial
TCP | UDP | Tonido Directory Server for Tonido which is a Personal Web App and P2P platform | Official
TCP | UDP | BINKP, Fidonet mail transfers over TCP/IP | Official
| | Synergy: keyboard/mouse sharing software | Unofficial
| | StepMania: Online: Dance Dance Revolution Simulator | Unofficial
TCP | | Teamware Office standard client connection | Official
TCP | | Default port for Unity3D networking | Official
TCP | | Teamware Office client notifier | Official
TCP | | Teamware Office message transfer | Official
TCP | | Teamware Office MIME Connector | Official
TCP | | Jayson's Water Fun Connector | Unofficial
TCP | | Teamware Office Agent server | Official
TCP | | codeheart.js Relay Server | Unofficial
TCP | | Standard Minecraft (Dedicated) Server | Unofficial
| | MySQL Standard MySQL port | Unofficial
| | Manic Digger default single player port | Unofficial
| UDP | collectd default port<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | DarknessBlade Network. | Unofficial
| UDP | Xfire (Firewall Report, UDP_IN) IP Address (206.220.40.146) resolves to gameservertracking.xfire.com. Use unknown. | Unofficial
TCP | | Xfire | Unofficial
| UDP | id Software's Quake server | Official
TCP | | id Software's Quake server | Official
TCP | | CCP's EVE Online Online gaming MMORPG | Unofficial
| UDP | Xonotic, an open source arena shooter | Official
TCP | | War of No Return Server PortTemplate:Citation needed | Unofficial
TCP | | CCP's EVE Online Online gaming MMORPG | Unofficial
TCP | | CCP's EVE Online Online gaming MMORPG | Unofficial
TCP | UDP | GIMA Productions | Unofficial
27000–27030	Steam Client | Unofficial
| UDP | (through 27006) id Software's QuakeWorld master server | Unofficial
TCP | | PowerBuilder SySAM license server | Unofficial
TCP	FlexNet Publisher's License server (from the range of default ports) | Unofficial
| | Source engine dedicated server port | Unofficial
TCP	Steam Downloads | Unofficial
| | Source engine dedicated server port (rare) | Unofficial
| | GoldSrc and Source engine dedicated server port, AppleMobileDeviceService<ref>Template:Cite web</ref> | Unofficial
| | Magicka server port | Unofficial
| | mongoDB server port | Unofficial
| | Sub7 default. | Unofficial
| UDP | id Software's QuakeWorld | Unofficial
| UDP | Kaillera server | Unofficial
27900–27901	Nintendo Wi-Fi Connection | Unofficial
| UDP | id Software's Quake II master server | Unofficial
| UDP | OpenArena outgoing | Unofficial
| UDP | Activision's Enemy Territory and id Software's Quake III Arena, Quake III and Quake Live and some ioquake3 derived games, such as Urban Terror (OpenArena incoming) | Unofficial
| | Bitfighter Common/default Bitfighter Server | Unofficial
| | Starsiege: Tribes Common/default Tribes v.1 Server | Unofficial
TCP | | www.SmartSystemsLLC.com Used by Smart Sale 5.0Template:Citation needed | Unofficial
| UDP | Cube 2 Sauerbraten<ref name="Cube2Sauerbraten">Template:Cite web</ref> | Unofficial
| UDP | Cube 2 Sauerbraten Port 2<ref name="Cube2Sauerbraten" /> | Unofficial
| UDP | Red Eclipse (Cube 2 derivative) default ports<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | Killing Floor | Unofficial
| | Nintendo Wi-Fi Connection<ref name="Nintendo Customer Service">http://www.nintendo.com/consumer/wfc/en_na/ds/firewall.jsp Nintendo Customer Service - Nintendo Wi-Fi Connection Help</ref> | Unofficial
| UDP | Call of Duty; Call of Duty: United Offensive; Call of Duty 2; Call of Duty 4: Modern Warfare; Call of Duty: World at War (PC Version) | Unofficial
| | Perfect World International Used by the Perfect World International Client | Unofficial
TCP | UDP | Game titled "Jedi Knight: Jedi Academy" by Ravensoft | Unofficial
TCP | | TMO Integration Service Communications Port, Used by Transaction Manager SaaS (HighJump Software)Template:Citation needed | Unofficial
29900–29901	Nintendo Wi-Fi Connection<ref name="Nintendo Customer Service" /> | Unofficial
| | Nintendo Wi-Fi Connection<ref name="Nintendo Customer Service" /> | Unofficial
| | Pokémon Netbattle | Unofficial
| | MineTest Dedicated Server | Unofficial
| | BitTorrent | Unofficial
TCP | | Multiplicity: keyboard/mouse/clipboard sharing software | Unofficial
| UDP | Lantronix Discovery for Lantronix serial-to-ethernet devices | Unofficial
TCP | | ZangZing agent | Unofficial
TCP | | electric imp node<>server communication (TLS) | Unofficial
TCP | | Back Orifice—remote administration tool (often Trojan horse) | Unofficial
| | ThoughtSignal—Server Communication Service (often Informational) | Unofficial
| | Rocket Software U2 uvcs—Server Communication Service| Unofficial
TCP | | TetriNET IRC gateway on some servers | Unofficial
TCP | | TetriNET | Official
TCP | | TetriNET Used for game spectators | Unofficial
TCP | UDP | LM-MON (Standard Floating License Manager LM-MON) | Official
TCP | | x3Lobby Used by x3Lobby, an internet application. | Unofficial
TCP | UDP | Immunet Protect (UDP in version 2.0,<ref>Template:Cite web</ref> TCP since version 3.0<ref>Template:Cite web</ref>) | Unofficial
TCP | | MMTSG-mutualed over MMT (encrypted transmission) | Unofficial
TCP | UDP | Used for Plex Media Server connections and media streams | Unofficial
TCP | | FileNet RPC | Unofficial
TCP | | Used by "Ace of Spades" game | Unofficial
TCP | | LogMeIn Hamachi (VPN tunnel software; also port 12975)—used to connect to Mediation Server (bibi.hamachi.cc); will attempt to use SSL (TCP port 443) if both 12975 & 32976 fail to connect | Unofficial
| UDP | FMAudit | Unofficial
| UDP | TNTchat default server port | Unofficial
TCP | UDP | traceroute | Official
| UDP | Jenkins Remote access API and Auto-Discovery | Unofficial
TCP | UDP | Dezta software | Unofficial
| | MasterPort—WarZ | Unofficial
| | ClientPort—WarZ | Unofficial
| | PortStart—WarZ | Unofficial
| |Remuco remote control for media players<ref>Template:Cite web</ref> | Unofficial
| | Linksys PSUS4 print server<ref>Template:Cite web</ref> | Unofficial
TCP | | EDI service<ref>Template:Cite web</ref> | Official
TCP | | OpenStack ID Service| Official
TCP | | Folding@home v7 default for client control interface | Unofficial
TCP | | MapX communication port | Official
| UDP | Unreal Software multiplayer games, such as Counter Strike 2D (2D clone of Counter Strike) | Unofficial
TCP | | Epipole File Transfer Protocol <ref>Template:Cite web</ref>| Official
TCP | | Axence nVisionTemplate:Citation needed | Unofficial
TCP | | Digital Video Recorder hardwareTemplate:Citation needed | Unofficial
TCP | UDP | SafetyNET p Real-time Industrial Ethernet protocol | Official
| UDP | Flatcast<ref>Template:Cite web</ref> | Unofficial
TCP | UDP | Crestron Control Port | Official
TCP | UDP | Crestron Control Port | Official
TCP | UDP | Murealm ClientTemplate:Citation needed | Unofficial
TCP | UDP | LarmX.com™ database update mtr port Template:Citation needed | Unofficial
TCP | | TheòsMessenger second port for service TheòsMessengerTemplate:Citation needed | Unofficial
TCP | | TheòsMessenger third port for service TheòsMessengerTemplate:Citation needed | Unofficial
TCP | | RuneScape, FunOrb, Runescape Private Servers game servers | Unofficial
TCP | | RuneScape JAGGRAB servers | Unofficial
TCP | | Mu Online Connect ServerTemplate:Citation needed | Unofficial
TCP | | LightClaw.TeamServer Asset synchronizationTemplate:Citation needed | Unofficial
TCP | | Server for the DAI family of client-server productsTemplate:Citation needed | Official
TCP | | WinRM—Windows Remote Management Service<ref>Template:Cite web</ref> | Official
| UDP | BACnet Building Automation and Control Networks (4780810 = BAC016), commonly spills to 47809–47816 | Official
TCP | UDP | Robot Raconteur transport<ref>Template:Cite web</ref> | Official
TCP | UDP | Reserved<ref name=IANA /> | Official
| UDP | Red Hat Cluster Configuration System Daemon Reserved<ref name=redhat>Template:Cite web</ref> | Unofficial
| UDP | Red Hat Cluster Configuration System Daemon Reserved<ref name=redhat /> | Unofficial
| UDP | Red Hat Cluster Configuration System Daemon Reserved<ref name=redhat /> | Unofficial
| UDP | Red Hat Cluster Configuration System Daemon Reserved<ref name=redhat /> | Unofficial
| UDP | Mosh | Unofficial