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.

27 hosts · 288 ms

HostCertsFirst seenLast seenDNS
gq-magazin.de 6 2025-10-05 2026-09-07 ok
*.gq-magazin.de 8 2025-09-23 2026-09-07 —
c2.gq-magazin.de 5 2025-12-29 2025-12-29 ok
media.gq-magazin.de 5 2025-07-30 2026-08-26 ok
stag-media.gq-magazin.de 5 2025-07-30 2026-08-26 ok
c.gq-magazin.de 3 2025-08-25 2026-08-25 ok
qc.gq-magazin.de 10 2025-09-23 2026-08-24 ok
ssc.gq-magazin.de 1 2026-01-28 2026-01-28 ok
data-3cce760e0e.gq-magazin.de 3 2026-05-20 2026-09-10 ok
interactive.gq-magazin.de 1 2026-06-30 2026-06-30 ok
permutive.gq-magazin.de 4 2026-04-16 2026-09-07 ok
stag.gq-magazin.de 2 2025-09-23 2026-08-24 ok
interactive-stag.gq-magazin.de 2 2026-06-17 2026-06-18 ok
link.gq-magazin.de 5 2026-06-03 2026-10-01 ok
events.gq-magazin.de 4 2026-04-17 2026-08-15 ok
dev.gq-magazin.de 1 2025-10-05 2025-10-05 nxdomain
*.dev.gq-magazin.de 1 2025-10-05 2025-10-05 —
editorhub.dev.gq-magazin.de 1 2025-10-09 2025-10-09 nxdomain
*.editorhub.dev.gq-magazin.de 1 2025-10-09 2025-10-09 —
wired.dev.gq-magazin.de 1 2025-10-09 2025-10-09 nxdomain
*.wired.dev.gq-magazin.de 1 2025-10-09 2025-10-09 —
styleguide.dev.gq-magazin.de 1 2025-10-09 2025-10-09 nxdomain
*.styleguide.dev.gq-magazin.de 1 2025-10-09 2025-10-09 —
custompages.dev.gq-magazin.de 1 2026-01-21 2026-01-21 nxdomain
*.custompages.dev.gq-magazin.de 1 2026-01-21 2026-01-21 —
competitions.dev.gq-magazin.de 1 2025-10-09 2025-10-09 nxdomain
*.competitions.dev.gq-magazin.de 1 2025-10-09 2025-10-09 —

Programmatic access, with DNS A records: API GET /v1/hosts/gq-magazin.de (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-magazin.de.