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.

8 hosts · 189 ms

Download CSV
HostCertsFirst seenLast seen
laneva.de 4 2026-06-17 2026-10-15
s1.laneva.de 12 2026-05-27 2026-10-02
old.laneva.de 5 2026-05-08 2026-09-05
hilfe.laneva.de 4 2026-06-17 2026-10-15
mail.laneva.de 6 2026-05-27 2026-10-02
linkadmin.laneva.de 5 2026-05-22 2026-09-19
links.laneva.de 4 2026-06-07 2026-10-05
www.laneva.de 4 2026-06-17 2026-10-15

Programmatic access: API GET /v1/hosts/laneva.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/laneva.de.