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.

24 hosts · 269 ms

HostCertsFirst seenLast seenDNS
gq.com 27 2025-08-04 2026-09-14 ok
*.gq.com 24 2025-08-04 2026-09-10 —
c2.gq.com 1 2026-05-06 2026-05-06 ok
sstats2.gq.com 4 2025-06-21 2026-06-23 ok
media.gq.com 5 2025-07-30 2026-08-26 ok
stag-media.gq.com 5 2025-07-30 2026-08-26 ok
c.gq.com 1 2026-05-06 2026-05-06 ok
qc.gq.com 10 2025-09-23 2026-08-24 ok
archive.gq.com 1 2026-05-11 2026-05-11 ok
interactive.gq.com 1 2026-06-30 2026-06-30 ok
permutive.gq.com 4 2026-04-16 2026-09-07 ok
stag.gq.com 1 2026-01-07 2026-01-07 ok
interactive-stag.gq.com 2 2026-06-17 2026-06-18 ok
canali.gq.com 12 2026-05-08 2026-09-03 ok
sli.gq.com 2 2026-02-25 2026-07-13 ok
link.gq.com 5 2026-05-08 2026-09-05 ok
video.gq.com 1 2025-12-09 2025-12-09 ok
shop.gq.com 2 2026-05-02 2026-05-02 nxdomain
app.gq.com 1 2026-05-12 2026-05-12 ok
links.gq.com 1 2026-05-20 2026-05-20 ok
subscriptions.gq.com 7 2025-07-28 2026-09-25 ok
www.subscriptions.gq.com 2 2025-07-28 2026-07-30 nxdomain
masterclasses-test.gq.com 1 2026-05-23 2026-05-23 nxdomain
beststuffbox.gq.com 17 2026-04-15 2026-09-26 ok

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