IDC Frontier Domain
IDC Frontier Domain is a web host and domain registrar based in Japan. It is ICANN-accredited, with IANA ID 474.
| Website | do-reg.jp |
|---|
API access
| Status | Not reviewed |
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API access for IDC Frontier Domain has not been checked yet.
About IDC Frontier Domain
| Headquarters | Japan |
|---|---|
| Part of | SoftBank Corp. |
| Type | Web host that registers domains |
| ICANN accreditation | IANA ID 474 |
| Site languages | Japanese |
| RDAP server | https://rdap.do-reg.net/rdap/ |
Domain extensions IDC Frontier Domain sells
Confirmed on its site: .jp.
IDC Frontier Domain in Lemon Domains
Bring IDC Frontier Domain 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 Japan
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Sources: the ICANN list of accredited registrars and the IANA registrar ID registry (refreshed 2026-10-24), and IDC Frontier Domain'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 Something out of date?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 IDC Frontier Domain ICANN-accredited?
Yes. IDC Frontier Domain is on the ICANN list of accredited registrars, so it can register generic extensions such as .com directly with the registries.
What is IDC Frontier Domain's IANA ID?
474. The IANA registrar ID appears in the registrar field of a domain's public record, so it shows which registrar a domain is with.
What other names does IDC Frontier Domain operate under?
Its accreditations are also held as IDC Frontier Inc.. Domains registered through any of them can show those names as the registrar.