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.

7 hosts · 246 ms

HostCertsFirst seenLast seenDNS
camcapital.com 5 2025-06-19 2026-07-17 ok
*.camcapital.com 1 2026-01-06 2026-01-06 —
nj1xpedgv001.camcapital.com 3 2025-06-19 2026-07-17 ok
ny1xpedgv001.camcapital.com 3 2025-06-19 2026-07-17 ok
7865.camcapital.com 3 2025-06-19 2026-07-17 nxdomain
collab-edge.camcapital.com 3 2025-06-19 2026-07-17 nxdomain
www.camcapital.com 2 2026-01-17 2026-06-09 ok

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