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.

14 hosts · 256 ms

HostCertsFirst seenLast seen
primaveralife.com 7 2026-02-27 2026-08-27
*.primaveralife.com 2 2026-02-27 2026-03-04
cavadea.primaveralife.com 5 2026-05-01 2026-08-27
dev-cavadea.primaveralife.com 5 2026-04-30 2026-08-26
media.primaveralife.com 12 2026-04-26 2026-09-24
akademie.primaveralife.com 12 2026-04-25 2026-09-24
seminare.primaveralife.com 3 2026-05-18 2026-09-05
anmeldung.primaveralife.com 5 2026-05-01 2026-08-27
ai.primaveralife.com 6 2026-05-31 2026-09-29
go.primaveralife.com 5 2026-05-29 2026-09-26
downloads.primaveralife.com 5 2026-04-30 2026-08-26
cms.primaveralife.com 7 2026-05-23 2026-09-20
dev.primaveralife.com 5 2026-04-30 2026-08-26
www.primaveralife.com 5 2026-05-01 2026-08-27

Programmatic access: API GET /v1/hosts/primaveralife.com (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/primaveralife.com.