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.

6 hosts · 246 ms

HostCertsFirst seenLast seenDNS
ene.ba 11 2026-05-28 2026-09-29 ok
*.ene.ba 10 2026-05-28 2026-09-29 —
url6099.ene.ba 2 2026-09-21 2026-09-21 ok
newsletter.ene.ba 3 2026-06-06 2026-08-20 ok
multimedia.newsletter.ene.ba 3 2026-06-06 2026-08-20 ok
www.newsletter.ene.ba 3 2026-06-06 2026-08-20 ok

Programmatic access, with DNS A records: API GET /v1/hosts/ene.ba (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/ene.ba.