Find every subdomain
of a domain.

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

21 hosts · 279 ms

HostCertsFirst seenLast seenDNS
moneiro.jp 77 2026-05-08 2026-09-30 ok
*.moneiro.jp 10 2026-05-13 2026-09-30 —
url4740.moneiro.jp 5 2026-04-29 2026-08-30 ok
media.moneiro.jp 5 2026-05-03 2026-09-05 ok
api.moneiro.jp 5 2026-04-12 2026-09-27 ok
*.api.moneiro.jp 5 2026-04-12 2026-09-27 —
j.moneiro.jp 5 2026-05-17 2026-09-17 ok
admin.moneiro.jp 26 2026-05-08 2026-09-10 ok
go.moneiro.jp 3 2026-06-04 2026-08-12 ok
pro.moneiro.jp 4 2026-04-16 2026-08-18 ok
p.moneiro.jp 5 2026-05-08 2026-09-07 ok
hs-lp.moneiro.jp 10 2026-05-01 2026-08-28 ok
sales.moneiro.jp 5 2026-05-19 2026-09-19 ok
admin.development.moneiro.jp 10 2026-05-23 2026-09-19 nxdomain
staging.dev.moneiro.jp 5 2026-05-22 2026-09-23 ok
sales-staging.dev.moneiro.jp 5 2026-04-23 2026-08-26 ok
admin.dev.moneiro.jp 10 2026-05-24 2026-09-19 ok
preview.moneiro.jp 6 2026-05-31 2026-09-18 nodata
*.preview.moneiro.jp 6 2026-05-31 2026-09-18 —
admin.preview.moneiro.jp 16 2026-05-09 2026-09-10 ok
www.moneiro.jp 5 2026-05-08 2026-09-12 ok

Programmatic access, with DNS A records: API GET /v1/hosts/moneiro.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/moneiro.jp.