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.

10 hosts · 188 ms

HostCertsFirst seenLast seen
lakridsbybulow.dk 28 2026-04-22 2026-10-01
*.lakridsbybulow.dk 16 2026-04-22 2026-10-01
b2b.lakridsbybulow.dk 5 2026-06-02 2026-09-30
www.b2b.lakridsbybulow.dk 5 2026-06-02 2026-09-30
laravel.prod.lakridsbybulow.dk 3 2026-07-01 2026-09-11
laravel.staging.lakridsbybulow.dk 3 2026-07-01 2026-09-13
link.lakridsbybulow.dk 1 2026-08-11 2026-08-11
email.lakridsbybulow.dk 8 2026-04-23 2026-08-19
spil.lakridsbybulow.dk 2 2026-03-04 2026-07-20
admin.lakridsbybulow.dk 5 2026-04-29 2026-08-11

Programmatic access: API GET /v1/hosts/lakridsbybulow.dk (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/lakridsbybulow.dk.