Site Matrix
Site Matrix is a domain registrar based in Puerto Rico. It is ICANN-accredited, with IANA ID 1452.
| Website | profilebuilder.com |
|---|
API access
| Status | Not reviewed |
|---|
API access for Site Matrix has not been checked yet.
About Site Matrix
| Headquarters | Puerto Rico |
|---|---|
| Type | Retail registrar |
| ICANN accreditation | IANA ID 1452 |
| Site languages | English |
| RDAP server | https://profilebuilder.com/rdap/v1/ |
Site Matrix in Lemon Domains
Bring Site Matrix 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.
Sources: the ICANN list of accredited registrars and the IANA registrar ID registry (refreshed 2026-10-24), and Site Matrix'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 Something out of date?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 Site Matrix ICANN-accredited?
Yes. Site Matrix is on the ICANN list of accredited registrars, so it can register generic extensions such as .com directly with the registries.
What is Site Matrix's IANA ID?
1452. The IANA registrar ID appears in the registrar field of a domain's public record, so it shows which registrar a domain is with.