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.

12 hosts · 285 ms

HostCertsFirst seenLast seen
copefrut.com 1 2026-01-14 2026-01-14
*.copefrut.com 1 2026-01-14 2026-01-14
soporte.copefrut.com 9 2026-06-01 2026-09-27
api.copefrut.com 4 2026-04-21 2026-08-19
hu-scan.copefrut.com 6 2026-04-26 2026-08-23
admin.copefrut.com 4 2026-04-21 2026-08-19
info.copefrut.com 5 2026-05-27 2026-09-25
sso.copefrut.com 4 2026-04-12 2026-08-23
auth.sso.copefrut.com 5 2026-05-21 2026-09-18
sap.copefrut.com 1 2026-01-14 2026-01-14
*.sap.copefrut.com 1 2026-01-14 2026-01-14
intranet.copefrut.com 8 2026-05-13 2026-09-20

Programmatic access: API GET /v1/hosts/copefrut.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/copefrut.com.