Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

30 hosts · 229 ms

HostCertsFirst seenLast seen
disclosure2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.disclosure2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.disclosure2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
submit2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.submit2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.submit2.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
disclosure.edinet-fsa.go.jp 1 2026-03-06 2026-03-06
disclosure2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.disclosure2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.disclosure2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
submit2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.submit2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.submit2-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
api-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.api-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.api-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
disclosure2dl-stg.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
api.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
east.api.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
west.api.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
disclosure2dl.edinet-fsa.go.jp 1 2026-02-17 2026-02-17
info.edinet-fsa.go.jp 3 2026-08-24 2026-08-28
submit.edinet-fsa.go.jp 1 2026-03-06 2026-03-06
*.dev.edinet-fsa.go.jp 2 2026-07-29 2026-07-29
info-devd.dev.edinet-fsa.go.jp 1 2026-06-29 2026-06-29
info-stag.dev.edinet-fsa.go.jp 2 2026-07-31 2026-07-31
disclosure-stg.dev.edinet-fsa.go.jp 1 2026-07-01 2026-07-01
info-stg.dev.edinet-fsa.go.jp 1 2026-07-01 2026-07-01
submit-stg.dev.edinet-fsa.go.jp 1 2026-07-01 2026-07-01
info.dev.edinet-fsa.go.jp 1 2026-08-02 2026-08-02

Programmatic access: API GET /v1/hosts/edinet-fsa.go.jp (API key for paging).

Shown here: hostnames with a certificate that is valid now or expired within the last 90 days. The full history since 2013 — hostnames whose last certificate expired earlier — is a Pro plan method: GET /v1/hosts-history/edinet-fsa.go.jp.