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.

4 hosts · 233 ms

Download CSV
HostCertsFirst seenLast seen
logicvapes.us 5 2026-04-25 2026-08-23
qa.logicvapes.us 5 2026-05-25 2026-09-23
rewards.logicvapes.us 1 2026-02-07 2026-02-07
www.logicvapes.us 19 2026-04-25 2026-09-29

Programmatic access: API GET /v1/hosts/logicvapes.us (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/logicvapes.us.