Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

4 hosts · 272 ms

HostCertsFirst seenLast seenDNS
cloud.s.freepeople.com 1 2025-10-29 2025-10-29 ok
image.s.freepeople.com 3 2026-01-05 2026-09-08 ok
click.s.freepeople.com 1 2025-10-29 2025-10-29 ok
view.s.freepeople.com 1 2025-10-29 2025-10-29 ok

Programmatic access, with DNS A records: API GET /v1/hosts/s.freepeople.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/s.freepeople.com.