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.

6 hosts · 251 ms

HostCertsFirst seenLast seen
livp.nl 4 2026-06-12 2026-09-16
*.livp.nl 2 2026-04-26 2026-09-26
wkpoule.livp.nl 5 2026-05-02 2026-08-31
www.wkpoule.livp.nl 5 2026-05-02 2026-08-31
wiki.livp.nl 4 2026-06-12 2026-09-17
www.livp.nl 4 2026-06-12 2026-09-16

Programmatic access: API GET /v1/hosts/livp.nl (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/livp.nl.