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.

13 hosts · 286 ms

HostCertsFirst seenLast seenDNS
gqitalia.it 9 2025-08-07 2026-09-07 ok
*.gqitalia.it 11 2025-08-07 2026-09-07 —
c2.gqitalia.it 5 2025-12-29 2025-12-29 ok
media.gqitalia.it 5 2025-07-30 2026-08-26 ok
stag-media.gqitalia.it 5 2025-07-30 2026-08-26 ok
c.gqitalia.it 5 2025-12-29 2025-12-29 ok
qc.gqitalia.it 10 2025-09-23 2026-08-24 ok
ssc.gqitalia.it 1 2026-01-28 2026-01-28 ok
interactive.gqitalia.it 1 2026-06-30 2026-06-30 ok
permutive.gqitalia.it 4 2026-04-16 2026-09-07 ok
stag.gqitalia.it 2 2026-03-25 2026-08-25 ok
interactive-stag.gqitalia.it 2 2026-06-17 2026-06-18 ok
link.gqitalia.it 4 2026-04-16 2026-08-14 ok

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