List of domain extensions

.casa

.casa is a generic extension, run by Registry Services, LLC since 2014. Anyone can register a .casa name through a registrar that sells it.

TypeGeneric
Registry operatorRegistry Services, LLC
Who can registerAnyone
In the root zone since23 September 2014
DNSSECSigned
RDAP serverhttps://rdap.nic.casa/
WHOIS serverwhois.nic.casa
IANA recordiana.org/domains/root/db/casa

Registrars that sell .casa

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All 21 registrars for .casa. Other registrars may sell it too.

Look up a .casa domain

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

More extensions from Registry Services, LLC

.gayGeneric · 2019
.bostonGeneric · 2016
.ddsGeneric · 2016
.healthGeneric · 2016
.compareGeneric · 2016
.selectGeneric · 2016
.vipGeneric · 2015
.lawGeneric · 2015

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 Something out of date?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 .casa extension?

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

Can anyone register a .casa domain?

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

When was .casa created?

.casa was added to the DNS root zone on 23 September 2014, according to IANA.

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

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

Is .casa signed with DNSSEC?

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