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 · 293 ms

HostCertsFirst seenLast seenDNS
gq.com.mx 4 2025-11-19 2026-07-17 ok
*.gq.com.mx 6 2025-11-19 2026-07-17 —
c2.gq.com.mx 1 2026-05-06 2026-05-06 ok
media.gq.com.mx 5 2025-07-30 2026-08-26 ok
stag-media.gq.com.mx 5 2025-07-30 2026-08-26 ok
c.gq.com.mx 1 2026-05-06 2026-05-06 ok
qc.gq.com.mx 10 2025-09-23 2026-08-24 ok
ssc.gq.com.mx 1 2026-01-28 2026-01-28 ok
interactive.gq.com.mx 1 2026-06-30 2026-06-30 ok
permutive.gq.com.mx 4 2026-04-16 2026-09-07 ok
stag.gq.com.mx 2 2026-03-01 2026-07-17 ok
interactive-stag.gq.com.mx 2 2026-06-17 2026-06-18 ok
link.gq.com.mx 7 2026-04-30 2026-08-28 ok

Programmatic access, with DNS A records: API GET /v1/hosts/gq.com.mx (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/gq.com.mx.