List of domain registrars

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0.Link

0.Link is a domain registrar based in the United Kingdom. It is ICANN-accredited, with IANA ID 4549.

Website0.link

API access

StatusNot reviewed
NotesSmall UK-accredited registrar with little public footprint.

API access for 0.Link has not been checked yet.

About 0.Link

HeadquartersUnited Kingdom
TypeRetail registrar
ICANN accreditationIANA ID 4549
Site languagesEnglish
RDAP serverhttps://rdap.0.link/

0.Link in Lemon Domains

Bring 0.Link domains into Lemon Domains by pasting the domain list or uploading a CSV export, next to the domains from every other registrar you use. Lemon Domains tracks expiry dates and lets your AI assistant answer questions about them through MCP.

Other registrars in United Kingdom

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Sources: the ICANN list of accredited registrars and the IANA registrar ID registry (refreshed 2026-10-24), and 0.Link's own site and documentation (reviewed 2026-10-24). This page is also available as Markdown and JSON. Something out of date? Tell us.

Frequently asked questions

Is 0.Link ICANN-accredited?

Yes. 0.Link is on the ICANN list of accredited registrars, so it can register generic extensions such as .com directly with the registries.

What is 0.Link's IANA ID?

4549. The IANA registrar ID appears in the registrar field of a domain's public record, so it shows which registrar a domain is with.