Internet Assigned Numbers Authority

Service Name and Transport Protocol Port Number Registry

Last Updated
2024-03-18
Expert(s)
TCP/UDP: Joe Touch; Eliot Lear, Kumiko Ono, Wes Eddy, Brian Trammell, 
Jana Iyengar, and Michael Scharf
SCTP: Michael Tuexen
DCCP: Eddie Kohler and Yoshifumi Nishida
Reference
[RFC6335]
Note
Service names and port numbers are used to distinguish between different
services that run over transport protocols such as TCP, UDP, DCCP, and
SCTP.

Service names are assigned on a first-come, first-served process, as
documented in [RFC6335].

Port numbers are assigned in various ways, based on three ranges: System
Ports (0-1023), User Ports (1024-49151), and the Dynamic and/or Private
Ports (49152-65535); the different uses of these ranges are described in
[RFC6335]. According to Section 8.1.2 of [RFC6335], System Ports are 
assigned by the "IETF Review" or "IESG Approval" procedures described in 
[RFC8126]. User Ports are assigned by IANA using the "IETF Review" process, 
the "IESG Approval" process, or the "Expert Review" process, as per 
[RFC6335]. Dynamic Ports are not assigned.

The registration procedures for service names and port numbers are
described in [RFC6335].

Assigned ports both System and User ports SHOULD NOT be used without
or prior to IANA registration.

************************************************************************
* PLEASE NOTE THE FOLLOWING:                                           *
*                                                                      *
* ASSIGNMENT OF A PORT NUMBER DOES NOT IN ANY WAY IMPLY AN             *
* ENDORSEMENT OF AN APPLICATION OR PRODUCT, AND THE FACT THAT NETWORK  *
* TRAFFIC IS FLOWING TO OR FROM A REGISTERED PORT DOES NOT MEAN THAT   *
* IT IS "GOOD" TRAFFIC, NOR THAT IT NECESSARILY CORRESPONDS TO THE     *
* ASSIGNED SERVICE. FIREWALL AND SYSTEM ADMINISTRATORS SHOULD          *
* CHOOSE HOW TO CONFIGURE THEIR SYSTEMS BASED ON THEIR KNOWLEDGE OF    *
* THE TRAFFIC IN QUESTION, NOT WHETHER THERE IS A PORT NUMBER          *
* REGISTERED OR NOT.                                                   *
************************************************************************

Request an Assignment
  [https://www.iana.org/protocols/apply]

Available Formats

CSV

XML

HTML

Plain text
Service Name Port Number Transport Protocol Description Assignee Contact Registration Date Modification Date Reference Service Code Unauthorized Use Reported Assignment Notes
jmact3 6961 tcp JMACT3 [Yutaka_Ono] [Yutaka_Ono]
jmact3 6961 udp JMACT3 [Yutaka_Ono] [Yutaka_Ono]
swismgr1 6963 tcp swismgr1 [Yutaka_Ono] [Yutaka_Ono]
swismgr1 6963 udp swismgr1 [Yutaka_Ono] [Yutaka_Ono]
afs3-fileserver 7000 tcp file server itself
afs3-fileserver 7000 udp file server itself
afs3-callback 7001 tcp callbacks to cache managers Known Unauthorized Use on port 7001
afs3-callback 7001 udp callbacks to cache managers Known Unauthorized Use on port 7001
afs3-prserver 7002 tcp users & groups database Known Unauthorized Use on port 7002
afs3-prserver 7002 udp users & groups database Known Unauthorized Use on port 7002
afs3-vlserver 7003 tcp volume location database
afs3-vlserver 7003 udp volume location database
afs3-kaserver 7004 tcp AFS/Kerberos authentication service
afs3-kaserver 7004 udp AFS/Kerberos authentication service
afs3-volser 7005 tcp volume managment server Known Unauthorized Use on port 7005
afs3-volser 7005 udp volume managment server Known Unauthorized Use on port 7005
afs3-errors 7006 tcp error interpretation service
afs3-errors 7006 udp error interpretation service
afs3-bos 7007 tcp basic overseer process
afs3-bos 7007 udp basic overseer process
afs3-update 7008 tcp server-to-server updater
afs3-update 7008 udp server-to-server updater
afs3-rmtsys 7009 tcp remote cache manager service
afs3-rmtsys 7009 udp remote cache manager service
microtalon-dis 7013 tcp Microtalon Discovery [Jim_Thompson] [Jim_Thompson]
microtalon-dis 7013 udp Microtalon Discovery [Jim_Thompson] [Jim_Thompson]
ct2nmcs 7023 tcp Comtech T2 NMCS [Bryan_Wilcutt] [Bryan_Wilcutt] 2005-06
ct2nmcs 7023 udp Comtech T2 NMCS [Bryan_Wilcutt] [Bryan_Wilcutt] 2005-06
op-probe 7030 tcp ObjectPlanet probe [Bjorn_Jarle_Kvande] [Bjorn_Jarle_Kvande] 2002-04
op-probe 7030 udp ObjectPlanet probe [Bjorn_Jarle_Kvande] [Bjorn_Jarle_Kvande] 2002-04
iposplanet 7031 tcp IPOSPLANET retailing multi devices protocol [Fabrice_Paget] [Fabrice_Paget] 2012-10-23
7031 udp Reserved
7032-7039 Unassigned
martalk 7073 tcp MarTalk protocol [Mahr_GmbH_Göttingen] [Kevin_Bube] 2013-09-02
7073 udp Reserved
snif 7123 tcp End-to-end TLS Relay Control Connection [VESvault_Corp] [Jim_Zubov] 2021-12-24
7123 udp Reserved
7130-7160 Unassigned
cacsambroker 7163 tcp CA Connection Broker [David_Roberts] [David_Roberts] 2005-05
cacsambroker 7163 udp CA Connection Broker [David_Roberts] [David_Roberts] 2005-05
drm-production 7171 tcp Discovery and Retention Mgt Production [Micha_Ben_Efraim_3] [Micha_Ben_Efraim_3] 2010-02-18
drm-production 7171 udp Discovery and Retention Mgt Production [Micha_Ben_Efraim_3] [Micha_Ben_Efraim_3] 2010-02-18
zsecure 7173 tcp zSecure Server [Hans_Schoone] [Hans_Schoone] 2010-10-01
7173 udp Reserved
pon-ictp 7202 tcp Inter-Channel Termination Protocol (ICTP) for multi-wavelength PON (Passive Optical Network) systems [Broadband_Forum] [Broadband_Forum] 2017-02-22 2019-12-16 [TR-352][Inter-Channel-Termination protocol (ICTP) is a peer-to-peer protocol with a binary message format that is used by a set of optical line terminal (OLT) channel terminations (CT) comprising a 40-Gigabit-capable next-generation passive optical network (NG-PON2) system to exchange channel profile configuration and status information and to coordinate the operation of tunable optical network units (ONUs) in a multi-wavelength channel environment.]
7203-7214 Unassigned
7230-7233 Unassigned
asa-gateways 7234 tcp Traffic forwarding for Okta cloud infra [Okta_Inc_2] [Sam_Hu] 2020-07-07
7234 udp Reserved
aspcoordination 7235 udp ASP Coordination Protocol [Wi-Fi_Alliance_2] [Mick_Conley] 2013-12-31
7235 tcp Reserved
display 7236 tcp Wi-Fi Alliance Wi-Fi Display Protocol [Wi-Fi_Alliance] [Thomas_Sciorilli] 2012-04-09 Defined TXT keys: _display.tcp. Display Protocol
7236 udp Reserved
pads 7237 tcp PADS (Public Area Display System) Server [Willie_Jan_Bons] [Willie_Jan_Bons] 2011-03-10
7237 udp Reserved
7238-7243 Unassigned
7263-7271 Unassigned
oma-rlp 7273 tcp OMA Roaming Location [Larry_A_Young] [Larry_A_Young] 2005-08
oma-rlp 7273 udp OMA Roaming Location [Larry_A_Young] [Larry_A_Young] 2005-08
genstat 7283 tcp General Statistics Rendezvous Protocol [VSN_International_Ltd] [Sean_D_Sollé] 2011-09-28
7283 udp Reserved
swx 7300-7359 The Swiss Exchange [Edgar_Blum] [Edgar_Blum]
7360-7364 Unassigned 2006-02-06
lcm-server 7365 tcp LifeKeeper Communications [James_Bottomley] [James_Bottomley] 2006-02
lcm-server 7365 udp LifeKeeper Communications [James_Bottomley] [James_Bottomley] 2006-02
7366-7390 Unassigned 2006-02-06
mindfilesys 7391 tcp mind-file system server [Dave_Porter] [Dave_Porter]
mindfilesys 7391 udp mind-file system server [Dave_Porter] [Dave_Porter]
mrssrendezvous 7392 tcp mrss-rendezvous server [Dave_Porter] [Dave_Porter]
mrssrendezvous 7392 udp mrss-rendezvous server [Dave_Porter] [Dave_Porter]
nfoldman 7393 tcp nFoldMan Remote Publish [Richard_McDonald] [Richard_McDonald] 2006-01
nfoldman 7393 udp nFoldMan Remote Publish [Richard_McDonald] [Richard_McDonald] 2006-01
fse 7394 tcp File system export of backup images [Weibao_Wu] [Weibao_Wu] 2006-04
fse 7394 udp File system export of backup images [Weibao_Wu] [Weibao_Wu] 2006-04
winqedit 7395 tcp winqedit [David_Greer] [David_Greer]
winqedit 7395 udp winqedit [David_Greer] [David_Greer]
7396 Unassigned
hexarc 7397 tcp Hexarc Command Language [George_Moromisato] [George_Moromisato] 2004-11
hexarc 7397 udp Hexarc Command Language [George_Moromisato] [George_Moromisato] 2004-11
7398-7399 Unassigned
7403-7409 Unassigned
ipluminary 7420 udp Multichannel real-time lighting control [Tristan_Seifert_3] [Tristan_Seifert_3] 2018-01-18
xmpv7 7430 tcp OpenView DM xmpv7 api pipe [Dave_Lamb] [Dave_Lamb]
xmpv7 7430 udp OpenView DM xmpv7 api pipe [Dave_Lamb] [Dave_Lamb]
pmd 7431 tcp OpenView DM ovc/xmpv3 api pipe [Dave_Lamb] [Dave_Lamb]
pmd 7431 udp OpenView DM ovc/xmpv3 api pipe [Dave_Lamb] [Dave_Lamb]
7432-7436 Unassigned
faximum 7437 tcp Faximum [George_Pajari] [George_Pajari]
faximum 7437 udp Faximum [George_Pajari] [George_Pajari]
7438-7442 Unassigned
oracleas-https 7443 tcp Oracle Application Server HTTPS [David_McMarlin] [David_McMarlin] 2006-08
oracleas-https 7443 udp Oracle Application Server HTTPS [David_McMarlin] [David_McMarlin] 2006-08
sttunnel 7471 tcp Stateless Transport Tunneling Protocol [Bruce_Davie_3] [Bruce_Davie_3] 2014-04-28
rise 7473 tcp Rise: The Vieneo Province [Jason_Reskin] [Jason_Reskin] 2007-03
rise 7473 udp Rise: The Vieneo Province [Jason_Reskin] [Jason_Reskin] 2007-03
atul 7543 tcp atul server [Mark_Stapp] [Mark_Stapp] 2006-01
atul 7543 udp atul server [Mark_Stapp] [Mark_Stapp] 2006-01
cfw 7563 tcp Control Framework [RFC6230]
7563 udp Reserved
7571-7573 Unassigned
7607-7623 Unassigned

Contact Information

ID Name Organization Contact URI Last Updated
[Bjorn_Jarle_Kvande] Bjorn Jarle Kvande mailto:bjorn&objectplanet.com 2002-04
[Broadband_Forum] Broadband Forum mailto:help&broadband-forum.org 2020-03-17
[Bruce_Davie_3] Bruce Davie mailto:bdavie&vmware.com 2014-04-28
[Bryan_Wilcutt] Bryan Wilcutt mailto:bwilcutt&comtechefdata.com 2005-06
[Dave_Lamb] Dave Lamb mailto:rdl&rdl.cnd.hp.com
[Dave_Porter] Dave Porter mailto:porter&mango.com
[David_Greer] David Greer mailto:david_greer&robelle.com
[David_McMarlin] David McMarlin mailto:david.mcmarlin&oracle.com 2006-08
[David_Roberts] David Roberts mailto:David.Roberts&ca.com 2005-05
[Edgar_Blum] Edgar Blum mailto:edgar.blum&swx.ch
[Fabrice_Paget] Fabrice Paget mailto:onefrench&me.com 2012-10-23
[George_Moromisato] George Moromisato mailto:gpm&neurohack.com 2004-11
[George_Pajari] George Pajari mailto:George.Pajari&faximum.com
[Hans_Schoone] Hans Schoone mailto:Hans.Schoone&nl.ibm.com 2010-10-01
[James_Bottomley] James Bottomley mailto:James.Bottomley&steeleye.com 2006-02
[Jason_Reskin] Jason Reskin mailto:cases&unistellar.fogbugz.com 2019-11-22
[Jim_Thompson] Jim Thompson mailto:jim.thompson&powerware.com
[Jim_Zubov] Jim Zubov VESvault Corp mailto:jz&vesvault.com 2021-12-29
[Kevin_Bube] Kevin Bube Mahr GmbH Göttingen mailto:kevin.bube&mahr.de 2013-09-02
[Larry_A_Young] Larry A. Young mailto:Larry.A.Young&mail.sprint.com 2005-08
[Mahr_GmbH_Göttingen] Mahr GmbH Göttingen mailto:info&mahr.de 2013-09-02
[Mark_Stapp] Mark Stapp mailto:mjs&cisco.com 2006-01
[Micha_Ben_Efraim_3] Micha Ben-Efraim mailto:micha.ben-efraim&ca.com 2010-02-18
[Mick_Conley] Mick Conley Wi-Fi Alliance mailto:mconley&wi-fi.org 2013-12-31
[Okta_Inc_2] Okta Inc mailto:asa-tech&okta.com 2020-07-07
[Richard_McDonald] Richard McDonald mailto:ve3nvm&spamcop.net 2006-01
[Sam_Hu] Sam Hu Okta Inc mailto:sam.hu&okta.com 2020-07-07
[Sean_D_Sollé] Sean D. Sollé VSN International Ltd. mailto:sean&vsni.co.uk 2011-09-28
[Thomas_Sciorilli] Thomas Sciorilli Wi-Fi Alliance mailto:tsciorilli&wi-fi.org 2012-04-09
[Tristan_Seifert_3] Tristan Seifert mailto:t&tseifert.me 2018-01-18
[VESvault_Corp] VESvault Corp mailto:info&vesvault.com 2021-12-29
[VSN_International_Ltd] VSN International Ltd. mailto:sean&vsni.co.uk 2011-09-28
[Weibao_Wu] Weibao Wu mailto:weibao_wu&symantec.com 2006-04
[Wi-Fi_Alliance] Wi-Fi Alliance mailto:certifications&wi-fi.org 2012-04-09
[Wi-Fi_Alliance_2] Wi-Fi Alliance mailto:mconley&wi-fi.org 2013-12-31
[Willie_Jan_Bons] Willie Jan Bons mailto:WillieJan.Bons&nds.eu 2011-03-10
[Yutaka_Ono] Yutaka Ono mailto:ono&saint.nm.fujitsu.co.jp