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.

23 hosts · 302 ms

HostCertsFirst seenLast seenDNS
edapt.org.uk 49 2026-05-17 2026-09-28 ok
*.edapt.org.uk 39 2026-05-17 2026-09-28 —
stripe.edapt.org.uk 10 2026-04-22 2026-08-19 ok
drive.edapt.org.uk 11 2026-05-24 2026-09-19 ok
www-staging.edapt.org.uk 18 2026-05-24 2026-09-29 ok
*.www-staging.edapt.org.uk 10 2026-06-03 2026-09-29 —
www.www-staging.edapt.org.uk 9 2026-05-24 2026-09-19 ok
auth.edapt.org.uk 10 2026-04-25 2026-08-22 ok
mail.edapt.org.uk 12 2026-05-24 2026-09-20 ok
track.sl.edapt.org.uk 7 2026-04-19 2026-08-17 ok
scim.edapt.org.uk 3 2026-09-19 2026-09-19 ok
ssp.edapt.org.uk 5 2026-08-13 2026-08-13 ok
calendar.edapt.org.uk 10 2026-05-24 2026-09-20 ok
emails.edapt.org.uk 11 2026-05-24 2026-09-19 ok
groups.edapt.org.uk 12 2026-05-24 2026-09-19 ok
faqs.edapt.org.uk 12 2026-05-24 2026-09-20 ok
mta-sts.edapt.org.uk 11 2026-05-25 2026-09-20 ok
support.edapt.org.uk 5 2026-06-03 2026-10-01 ok
www-dev.edapt.org.uk 24 2026-05-24 2026-09-22 ok
*.www-dev.edapt.org.uk 12 2026-05-26 2026-09-22 —
www.www-dev.edapt.org.uk 10 2026-05-25 2026-09-20 ok
www.edapt.org.uk 11 2026-05-29 2026-09-24 ok
support-sandbox.edapt.org.uk 4 2026-04-20 2026-08-18 ok

Programmatic access, with DNS A records: API GET /v1/hosts/edapt.org.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/edapt.org.uk.