List of domain extensions

.creditunion

.creditunion is a generic extension, run by DotCooperation, LLC since 2015. Anyone can register a .creditunion name through a registrar that sells it.

TypeGeneric
Registry operatorDotCooperation, LLC
Who can registerAnyone
In the root zone since10 November 2015
DNSSECSigned
RDAP serverhttps://rdap.registry.coop/rdap/
WHOIS serverwhois.nic.creditunion
IANA recordiana.org/domains/root/db/creditunion

Registrars that sell .creditunion

Integrated
Integrated

From the list of domain registrars. Other registrars may sell it too.

Look up a .creditunion domain

The .creditunion registry publishes registration data over RDAP. The free domain report reads it and shows a .creditunion domain's registrar, dates, status and DNS in one place. For the raw record, use the WHOIS lookup.

New to extensions? The guide to how domain extensions work covers generic, country-code and brand extensions. For who sells extensions in general, see the list of domain registrars.

Sources: the IANA root zone database and the ICANN list of generic extensions (refreshed 2026-10-24). Something out of date? Tell us.

Frequently asked questions

Who runs the .creditunion extension?

DotCooperation, LLC is the registry operator for .creditunion. The registry keeps the list of every .creditunion name; registrars sell the names to the public.

Can anyone register a .creditunion domain?

Yes. Anyone can register a .creditunion name through a registrar that sells it.

When was .creditunion created?

.creditunion was added to the DNS root zone on 10 November 2015, according to IANA.

How do I look up who owns a .creditunion domain?

The .creditunion registry publishes registration data over RDAP at https://rdap.registry.coop/rdap/ and over WHOIS at whois.nic.creditunion. The free domain report on lemon.domains reads it for you and shows the registrar, dates and status.

Is .creditunion signed with DNSSEC?

Yes. The .creditunion zone is signed, so a .creditunion domain can turn on DNSSEC once its registrar adds a DS record.