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 · 203 ms

HostCertsFirst seenLast seenDNS
talentir.com 9 2026-05-15 2026-10-03 ok
*.talentir.com 4 2026-06-02 2026-10-03 —
trail.talentir.com 4 2026-05-14 2026-07-13 ok
help.talentir.com 5 2026-05-30 2026-09-28 ok
links.crisp.talentir.com 4 2026-06-06 2026-10-04 ok
links.talentir.com 1 2026-07-07 2026-07-07 ok
assets.talentir.com 1 2026-09-04 2026-09-04 nodata
status.talentir.com 5 2026-05-29 2026-09-26 ok
assets-dev.talentir.com 1 2026-09-04 2026-09-04 nodata
*.dev.talentir.com 3 2026-06-05 2026-08-05 —
assets-sandbox.talentir.com 1 2026-09-04 2026-09-04 ok

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