.helsinki
.helsinki is a generic extension, run by City of Helsinki since 2016. Anyone can register a .helsinki name through a registrar that sells it.
| Type | Generic |
|---|---|
| Registry operator | City of Helsinki |
| Who can register | Anyone |
| In the root zone since | 26 January 2016 |
| DNSSEC | Signed |
| RDAP server | https://rdap.identitydigital.services/rdap/ |
| WHOIS server | whois.nic.helsinki |
| IANA record | iana.org/domains/root/db/helsinki |
Registrars that sell .helsinki
| Integrated |
From the list of domain registrars. Other registrars may sell it too.
Look up a .helsinki domain
The .helsinki registry publishes registration data over RDAP. The free domain report reads it and shows a .helsinki 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 Something out of date?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 .helsinki extension?
City of Helsinki is the registry operator for .helsinki. The registry keeps the list of every .helsinki name; registrars sell the names to the public.
Can anyone register a .helsinki domain?
Yes. Anyone can register a .helsinki name through a registrar that sells it.
When was .helsinki created?
.helsinki was added to the DNS root zone on 26 January 2016, according to IANA.
How do I look up who owns a .helsinki domain?
The .helsinki registry publishes registration data over RDAP at https://rdap.identitydigital.services/rdap/ and over WHOIS at whois.nic.helsinki. The free domain report on lemon.domains reads it for you and shows the registrar, dates and status.
Is .helsinki signed with DNSSEC?
Yes. The .helsinki zone is signed, so a .helsinki domain can turn on DNSSEC once its registrar adds a DS record.