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.

15 hosts · 219 ms

HostCertsFirst seenLast seen
edenfantasys.com 1 2026-01-20 2026-01-20
*.edenfantasys.com 1 2026-01-20 2026-01-20
test2.edenfantasys.com 16 2026-05-05 2026-09-16
*.test2.edenfantasys.com 18 2026-05-05 2026-09-16
test3.edenfantasys.com 5 2026-05-07 2026-09-10
*.test3.edenfantasys.com 5 2026-05-07 2026-09-10
cdn1.video.edenfantasys.com 6 2026-06-04 2026-10-02
origin-cdn1.video.edenfantasys.com 6 2026-06-04 2026-10-02
cdn2.video.edenfantasys.com 6 2026-06-04 2026-10-02
origin-cdn2.video.edenfantasys.com 6 2026-06-04 2026-10-02
test.edenfantasys.com 5 2026-05-14 2026-09-15
*.test.edenfantasys.com 5 2026-05-14 2026-09-15
events.test.edenfantasys.com 4 2026-05-10 2026-07-05
events2.www.edenfantasys.com 5 2026-05-01 2026-08-20
events.www.edenfantasys.com 5 2026-05-01 2026-08-20

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