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.

12 hosts · 299 ms

HostCertsFirst seenLast seenDNS
tigota.it 17 2026-04-21 2026-08-30 ok
*.tigota.it 17 2026-04-21 2026-08-30 —
mcstaging2.tigota.it 5 2026-04-29 2026-08-27 ok
mcprod.tigota.it 1 2026-09-08 2026-09-08 ok
commerce.tigota.it 10 2026-04-28 2026-08-24 ok
mcstaging.tigota.it 2 2026-09-03 2026-09-29 ok
b2b-mcstaging.tigota.it 6 2026-04-11 2026-09-29 ok
clickcollect-mcstaging.tigota.it 6 2026-04-11 2026-09-29 ok
contattaci.tigota.it 4 2026-04-07 2026-08-05 ok
catalogopremi.tigota.it 6 2026-05-03 2026-09-08 ok
dev-cp.tigota.it 6 2026-04-11 2026-09-29 ok
newsletter.tigota.it 10 2026-04-29 2026-08-25 ok

Programmatic access, with DNS A records: API GET /v1/hosts/tigota.it (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/tigota.it.