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.

9 hosts · 258 ms

HostCertsFirst seenLast seenDNS
freshlybakedstudios.com 17 2025-09-22 2026-10-01 ok
*.freshlybakedstudios.com 10 2026-05-13 2026-10-01 —
analyze.freshlybakedstudios.com 7 2026-06-03 2026-10-01 ok
track.freshlybakedstudios.com 7 2026-05-27 2026-09-24 ok
cal.freshlybakedstudios.com 5 2026-05-07 2026-09-04 ok
crm.freshlybakedstudios.com 1 2026-08-22 2026-08-22 ok
qr.freshlybakedstudios.com 6 2026-05-31 2026-09-26 ok
terrasight.freshlybakedstudios.com 10 2026-06-03 2026-10-03 ok
www.freshlybakedstudios.com 1 2025-09-22 2025-09-22 ok

Programmatic access, with DNS A records: API GET /v1/hosts/freshlybakedstudios.com (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/freshlybakedstudios.com.