MainReg
MainReg is a domain registrar based in Bulgaria. It is ICANN-accredited, with IANA ID 1917.
| Website | mainreg.com |
|---|
API access
| Status | Not reviewed |
|---|
API access for MainReg has not been checked yet.
About MainReg
| Headquarters | Bulgaria |
|---|---|
| Type | Retail registrar |
| ICANN accreditation | IANA ID 1917 |
| Site languages | English |
| RDAP server | https://rdap.mainreg.com/ |
MainReg in Lemon Domains
Bring MainReg 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 Bulgaria
| Has an API | |
| Blocked | |
| Blocked | |
| Blocked | |
| Blocked | |
| Not reviewed |
Sources: the ICANN list of accredited registrars and the IANA registrar ID registry (refreshed 2026-10-24), and MainReg'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 Something out of date?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 MainReg ICANN-accredited?
Yes. MainReg is on the ICANN list of accredited registrars, so it can register generic extensions such as .com directly with the registries.
What is MainReg's IANA ID?
1917. The IANA registrar ID appears in the registrar field of a domain's public record, so it shows which registrar a domain is with.