.capitalone
.capitalone is a brand extension, run by Capital One Financial Corporation since 2016. Only Capital One Financial Corporation, its affiliates and trademark licensees can register .capitalone names; they are not for sale to the public.
| Type | Brand |
|---|---|
| Registry operator | Capital One Financial Corporation |
| Who can register | Brand owner only Brand extension: only the registry operator, its affiliates and trademark licensees register names. |
| In the root zone since | 10 August 2016 |
| DNSSEC | Signed |
| RDAP server | https://rdap.nic.capitalone |
| WHOIS server | whois.nic.capitalone |
| IANA record | iana.org/domains/root/db/capitalone |
Look up a .capitalone domain
The .capitalone registry publishes registration data over RDAP. The free domain report reads it and shows a .capitalone 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 Something out of date?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 .capitalone extension?
Capital One Financial Corporation is the registry operator for .capitalone. The registry keeps the list of every .capitalone name; registrars sell the names to the public.
Can anyone register a .capitalone domain?
Only Capital One Financial Corporation, its affiliates and trademark licensees can register .capitalone names; they are not for sale to the public.
When was .capitalone created?
.capitalone was added to the DNS root zone on 10 August 2016, according to IANA.
How do I look up who owns a .capitalone domain?
The .capitalone registry publishes registration data over RDAP at https://rdap.nic.capitalone and over WHOIS at whois.nic.capitalone. The free domain report on lemon.domains reads it for you and shows the registrar, dates and status.
Is .capitalone signed with DNSSEC?
Yes. The .capitalone zone is signed, so a .capitalone domain can turn on DNSSEC once its registrar adds a DS record.