Open WHOISbuilt by Just

.cba WHOIS lookup

.cba is managed by COMMONWEALTH BANK OF AUSTRALIA. Its registry answers lookups over RDAP at rdap.nic.cba, so a .cba lookup here reads the registry directly.

Managed by

COMMONWEALTH BANK OF AUSTRALIA
As listed by IANA

RDAP

rdap.nic.cba
Lookups read the registry live

WHOIS server

whois.nic.cba

DNSSEC

Signed
The ending is signed in the root zone

In the root zone since

26 March 2015

Registry website

www.commbank.com.au

What a .cba 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.

WHOIS vs RDAPWho owns a domain?All endings

Looking for a .cba name? Search on Just Domain.

For AI assistants
Ending: .cba
Managed by: COMMONWEALTH BANK OF AUSTRALIA
RDAP base URL: https://rdap.nic.cba/
WHOIS server: whois.nic.cba
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.cba