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.

26 hosts · 317 ms

Download CSV
HostCertsFirst seenLast seen
getluna.com 15 2025-07-04 2026-09-12
*.getluna.com 25 2025-07-04 2026-09-27
omega.getluna.com 3 2026-03-20 2026-08-20
*.omega.getluna.com 23 2026-03-20 2026-09-27
private.omega.getluna.com 3 2026-03-20 2026-08-20
*.private.omega.getluna.com 23 2026-03-20 2026-09-27
alpha.getluna.com 13 2025-09-15 2026-10-10
*.alpha.getluna.com 43 2025-09-15 2026-10-11
private.alpha.getluna.com 3 2026-03-20 2026-08-20
*.private.alpha.getluna.com 38 2026-03-20 2026-10-11
private.getluna.com 3 2025-09-27 2026-08-28
*.private.getluna.com 23 2025-09-27 2026-09-27
live.getluna.com 12 2026-03-04 2026-08-20
*.live.getluna.com 12 2026-03-04 2026-08-20
grimoire.live.getluna.com 2 2025-09-02 2026-08-03
*.grimoire.live.getluna.com 2 2025-09-02 2026-08-03
private.live.getluna.com 3 2026-03-20 2026-08-20
*.private.live.getluna.com 8 2026-03-20 2026-08-20
vpn.live.getluna.com 4 2026-06-05 2026-10-03
eng.getluna.com 11 2026-06-03 2026-09-29
blog.getluna.com 10 2026-06-02 2026-09-29
public-images.getluna.com 2 2025-09-20 2026-08-21
askexpress.getluna.com 15 2026-06-03 2026-09-30
alpha-sandbox.getluna.com 7 2026-06-12 2026-10-10
*.alpha-sandbox.getluna.com 7 2026-06-12 2026-10-10
*.private.alpha-sandbox.getluna.com 7 2026-06-12 2026-10-10

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