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.

5 hosts · 251 ms

HostCertsFirst seenLast seen
moneyforward.co.jp 2 2025-09-25 2026-10-06
*.moneyforward.co.jp 3 2025-09-25 2026-10-06
test-sfg.moneyforward.co.jp 1 2026-09-01 2026-09-01
access-control.moneyforward.co.jp 1 2026-10-07 2026-10-07
pws-gateway.moneyforward.co.jp 1 2026-07-14 2026-07-14

Programmatic access: API GET /v1/hosts/moneyforward.co.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/moneyforward.co.jp.