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.

3 hosts · 216 ms

HostCertsFirst seenLast seenDNS
contigo.bpd.com.do 48 2025-08-20 2026-09-28 ok
*.contigo.bpd.com.do 8 2026-02-12 2026-05-29 —
www.contigo.bpd.com.do 1 2025-08-20 2025-08-20 nxdomain

Programmatic access, with DNS A records: API GET /v1/hosts/contigo.bpd.com.do (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/contigo.bpd.com.do.