.int
.int is a sponsored extension, run for a specific community, run by Internet Assigned Numbers Authority since 1988. Organisations established by international treaties between national governments.
| Type | Sponsored |
|---|---|
| Registry operator | Internet Assigned Numbers Authority |
| Who can register | Rules apply Organisations established by international treaties between national governments. |
| In the root zone since | 3 November 1988 |
| DNSSEC | Signed |
| RDAP server | https://rdap.iana.org/ |
| WHOIS server | whois.iana.org |
| IANA record | iana.org/domains/root/db/int |
Look up a .int domain
The .int registry publishes registration data over RDAP. The free domain report reads it and shows a .int 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 Something out of date?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 .int extension?
Internet Assigned Numbers Authority is the registry operator for .int. The registry keeps the list of every .int name; registrars sell the names to the public.
Can anyone register a .int domain?
Organisations established by international treaties between national governments.
When was .int created?
.int was added to the DNS root zone on 3 November 1988, according to IANA.
How do I look up who owns a .int domain?
The .int registry publishes registration data over RDAP at https://rdap.iana.org/ and over WHOIS at whois.iana.org. The free domain report on lemon.domains reads it for you and shows the registrar, dates and status.
Is .int signed with DNSSEC?
Yes. The .int zone is signed, so a .int domain can turn on DNSSEC once its registrar adds a DS record.