Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

7 hosts · 277 ms

HostCertsFirst seenLast seen
gamingcampus.fr 1 2026-01-18 2026-01-18
*.gamingcampus.fr 1 2026-01-18 2026-01-18
tracking.gamingcampus.fr 3 2026-05-23 2026-09-12
sherlock.gamingcampus.fr 3 2026-05-11 2026-08-27
wordpress.gamingcampus.fr 5 2026-05-07 2026-09-05
hubspot.gamingcampus.fr 8 2026-04-24 2026-08-20
www.gamingcampus.fr 4 2026-06-12 2026-10-10

Programmatic access: API GET /v1/hosts/gamingcampus.fr (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/gamingcampus.fr.