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.

2 hosts · 316 ms

HostCertsFirst seenLast seenDNS
bancajerosbanet.com 5 2025-11-27 2026-08-12 ok
*.bancajerosbanet.com 1 2025-11-27 2025-11-27 —

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