Port 636 — ldaps

Well-known port 636 (tcp/udp): ldap protocol over TLS/SSL (was sldap). Service name: ldaps.

port kind port status standard verification verified tier A iana-registry-row@1

registry record

value: 636

Service Name	ldaps
Port Number	636
Transport Protocol	tcp
Description	ldap protocol over TLS/SSL (was sldap)
Assignee	[Pat_Richard]
Contact	[Pat_Richard]
Registration Date
Modification Date
Reference
Service Code
Unauthorized Use Reported
Assignment Notes

source: https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.csv
version: IANA registry, Last-Modified: Fri, 29 May 2026 01:11:28 GMT
retrieved: 2026-05-29 · updated: 2026-05-29

agent: curl -H 'accept: application/json' wire.phall.io/port/636 or /port/636.json