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.

11 hosts · 318 ms

HostCertsFirst seenLast seenDNS
cabaia.com 17 2026-05-15 2026-09-26 ok
b2b.cabaia.com 2 2025-07-09 2026-08-09 ok
de.cabaia.com 3 2026-04-01 2026-09-18 ok
game.cabaia.com 3 2026-05-26 2026-09-08 ok
trk.cabaia.com 3 2026-05-14 2026-09-27 ok
pro.cabaia.com 2 2025-10-03 2026-09-03 ok
help.cabaia.com 5 2026-05-18 2026-09-15 ok
es.cabaia.com 3 2026-04-01 2026-09-18 ok
coucou.cabaia.com 3 2026-05-28 2026-09-12 ok
www.cabaia.com 13 2026-05-15 2026-09-25 ok
privacy.cabaia.com 1 2026-06-23 2026-06-23 ok

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