Open WHOISbuilt by Just

.ca WHOIS lookup

.ca is managed by Canadian Internet Registration Authority (CIRA) Autorité Canadienne pour les enregistrements Internet (ACEI). Its registry answers lookups over RDAP at rdap.ca.fury.ca, so a .ca lookup here reads the registry directly.

Managed by

Canadian Internet Registration Authority (CIRA) Autorité Canadienne pour les enregistrements Internet (ACEI)

As listed by IANA

RDAP

rdap.ca.fury.ca

Lookups read the registry live

WHOIS server

whois.cira.ca

DNSSEC

Signed

The ending is signed in the root zone

In the root zone since

14 May 1987

Registry website

www.cira.ca

What a .ca lookup shows

The registrar, when the domain was registered and when it expires, every status code in plain words, nameservers and DNSSEC, plus the mail setup read from DNS.

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Ending: .ca
Managed by: Canadian Internet Registration Authority (CIRA) Autorité Canadienne pour les enregistrements Internet (ACEI)
RDAP base URL: https://rdap.ca.fury.ca/rdap/
WHOIS server: whois.cira.ca
DNSSEC signed in the root: yes
Source: IANA root zone database and RDAP bootstrap, read 2026-10-31
Lookup URL: https://openwhois.org/#d=example.ca