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.

5 hosts · 287 ms

HostCertsFirst seenLast seen
agf.com.br 23 2026-02-19 2026-09-23
*.agf.com.br 15 2026-01-29 2026-09-23
go.agf.com.br 6 2026-05-29 2026-09-24
lp.agf.com.br 12 2026-05-01 2026-08-27
www.agf.com.br 6 2026-07-06 2026-09-03

Programmatic access: API GET /v1/hosts/agf.com.br (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/agf.com.br.