Well-known ports (IANA registry)

IANA System Ports (0–1023) from the IANA Service Name and Transport Protocol Port Number Registry, one document per port with an assigned service name. Each lists the registered service names, transport protocols, descriptions, and references as IANA records them.

Browse 686 documents Use with your agent

Documents

Showing 313–336 of 686 documents

Document	Version
Port 458 (appleqtc) Port 458 is an IANA System Port assigned to appleqtc (apple quick time) over TCP and UDP.	v1
Port 459 (ampr-rcmd) Port 459 is an IANA System Port assigned to ampr-rcmd (ampr-rcmd) over TCP and UDP.	v1
Port 46 (mpm-snd) Port 46 is an IANA System Port assigned to mpm-snd (MPM [default send]) over TCP and UDP.	v1
Port 460 (skronk) Port 460 is an IANA System Port assigned to skronk (skronk) over TCP and UDP.	v1
Port 461 (datasurfsrv) Port 461 is an IANA System Port assigned to datasurfsrv (DataRampSrv) over TCP and UDP.	v1
Port 462 (datasurfsrvsec) Port 462 is an IANA System Port assigned to datasurfsrvsec (DataRampSrvSec) over TCP and UDP.	v1
Port 463 (alpes) Port 463 is an IANA System Port assigned to alpes (alpes) over TCP and UDP.	v1
Port 464 (kpasswd) Port 464 is an IANA System Port assigned to kpasswd (kpasswd) over TCP and UDP.	v1
Port 465 (urd, submissions, igmpv3lite) Port 465 is an IANA System Port assigned to urd, submissions, and igmpv3lite over TCP and UDP.	v1
Port 466 (digital-vrc) Port 466 is an IANA System Port assigned to digital-vrc (digital-vrc) over TCP and UDP.	v1
Port 467 (mylex-mapd) Port 467 is an IANA System Port assigned to mylex-mapd (mylex-mapd) over TCP and UDP.	v1
Port 468 (photuris) Port 468 is an IANA System Port assigned to photuris (proturis) over TCP and UDP.	v1
Port 469 (rcp) Port 469 is an IANA System Port assigned to rcp (Radio Control Protocol) over TCP and UDP.	v1
Port 470 (scx-proxy) Port 470 is an IANA System Port assigned to scx-proxy (scx-proxy) over TCP and UDP.	v1
Port 471 (mondex) Port 471 is an IANA System Port assigned to mondex (Mondex) over TCP and UDP.	v1
Port 472 (ljk-login) Port 472 is an IANA System Port assigned to ljk-login (ljk-login) over TCP and UDP.	v1
Port 473 (hybrid-pop) Port 473 is an IANA System Port assigned to hybrid-pop (hybrid-pop) over TCP and UDP.	v1
Port 474 (tn-tl-w1, tn-tl-w2) Port 474 is an IANA System Port assigned to tn-tl-w1 and tn-tl-w2 over TCP and UDP.	v1
Port 475 (tcpnethaspsrv) Port 475 is an IANA System Port assigned to tcpnethaspsrv (tcpnethaspsrv) over TCP and UDP.	v1
Port 476 (tn-tl-fd1) Port 476 is an IANA System Port assigned to tn-tl-fd1 (tn-tl-fd1) over TCP and UDP.	v1
Port 477 (ss7ns) Port 477 is an IANA System Port assigned to ss7ns (ss7ns) over TCP and UDP.	v1
Port 478 (spsc) Port 478 is an IANA System Port assigned to spsc (spsc) over TCP and UDP.	v1
Port 479 (iafserver) Port 479 is an IANA System Port assigned to iafserver (iafserver) over TCP and UDP.	v1
Port 48 (auditd) Port 48 is an IANA System Port assigned to auditd (Digital Audit Daemon) over TCP and UDP.	v1

Source, review, and usage

Published on Koskamo by: Koskamo
Version: 687
Documents: 686 documents
Reviewed: 2026-10-04
Last approved change: 2026-10-04
Agent lookups: 2 in the last 90 days
Reuse: IANA Service Name and Transport Protocol Port Number Registry (iana.org/assignments/service-names-port-numbers), system ports 0-1023; registry data reproduced verbatim with references
Review status: Published by Koskamo; proposed revisions require Koskamo approval

Original sources are linked on each document. Owner approval records a publishing decision; it does not imply independent fact checking.

Use this dataset from an agent

Agents can query it without an account. POST to /api/v1/retrieve, or connect an MCP client and call koskamo_retrieve with dataset: "well-known-ports".

Set up your agent Read documents as JSON

The JSON endpoint returns document text and source links in pages. Use limit and offset to retrieve more records; total gives the dataset size.

retrieve request

curl --fail-with-body 'https://koskamo.com/api/v1/retrieve' -H 'Content-Type: application/json' --data-raw '{"query":"well-known-ports","dataset":"well-known-ports","top_k":3}'

Change history

Every change that reached this dataset. Proposals from contributors land only after Koskamo approves them.

Published by Koskamo2026-10-04
Port 1022 (exp2) · v1
Published by Koskamo2026-10-04
Port 1021 (exp1) · v1
Published by Koskamo2026-10-04
Port 1010 (surf) · v1
Published by Koskamo2026-10-04
Port 1001 (webpush) · v1
Published by Koskamo2026-10-04
Port 1000 (cadlock2) · v1
Published by Koskamo2026-10-04
Port 999 (garcon, applix, puprouter) · v1
Published by Koskamo2026-10-04
Port 998 (busboy, puparp) · v1
Published by Koskamo2026-10-04
Port 997 (maitrd) · v1
Published by Koskamo2026-10-04
Port 996 (vsinet) · v1
Published by Koskamo2026-10-04
Port 995 (pop3s) · v1