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.

18 hosts · 285 ms

HostCertsFirst seenLast seenDNS
xometry.uk 11 2025-10-27 2026-09-05 ok
*.xometry.uk 13 2025-10-27 2026-09-05 —
*.staging01.xometry.uk 3 2025-10-27 2026-09-27 —
*.staging02.xometry.uk 3 2025-10-27 2026-09-27 —
*.staging03.xometry.uk 3 2025-10-27 2026-09-27 —
*.staging04.xometry.uk 3 2025-10-27 2026-09-27 —
*.staging05.xometry.uk 3 2025-10-27 2026-09-27 —
*.preprod.xometry.uk 5 2025-06-10 2026-09-27 —
email.service.xometry.uk 3 2026-05-20 2026-09-08 ok
mgemail.service.xometry.uk 5 2026-04-27 2026-08-25 ok
email.mg.xometry.uk 5 2026-05-20 2026-09-23 ok
*.staging.xometry.uk 4 2025-10-27 2026-09-27 —
email.service.staging.xometry.uk 3 2026-05-21 2026-09-05 ok
api.staging.xometry.uk 4 2026-05-15 2026-07-14 ok
cdn.staging.xometry.uk 4 2026-05-14 2026-07-12 ok
email.msg.xometry.uk 4 2026-04-12 2026-08-10 ok
email.xometry.uk 4 2026-05-29 2026-09-15 ok
staging-wp.xometry.uk 10 2026-05-25 2026-09-20 ok

Programmatic access, with DNS A records: API GET /v1/hosts/xometry.uk (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/xometry.uk.