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.

14 hosts · 458 ms

HostCertsFirst seenLast seenDNS
ca-sudrhonealpes.fr 5 2025-11-10 2026-05-31 ok
capsra.ca-sudrhonealpes.fr 1 2026-06-08 2026-06-08 ok
e.ca-sudrhonealpes.fr 2 2025-08-13 2026-07-31 ok
pp.e.ca-sudrhonealpes.fr 1 2025-11-20 2025-11-20 ok
psd2-api.ca-sudrhonealpes.fr 2 2025-09-22 2026-08-31 ok
entreprises.ca-sudrhonealpes.fr 2 2025-08-13 2026-07-31 ok
administrateurs.ca-sudrhonealpes.fr 2 2025-08-28 2026-08-11 ok
contacts.ca-sudrhonealpes.fr 4 2026-04-09 2026-08-07 ok
contact.ca-sudrhonealpes.fr 4 2026-04-09 2026-08-07 ok
infoclient.ca-sudrhonealpes.fr 1 2026-05-11 2026-05-11 ok
hom-infoclient.ca-sudrhonealpes.fr 1 2026-05-11 2026-05-11 ok
recrutement.ca-sudrhonealpes.fr 10 2026-04-07 2026-09-24 ok
sav.ca-sudrhonealpes.fr 2 2025-10-28 2025-10-29 ok
www.ca-sudrhonealpes.fr 2 2025-11-10 2025-11-19 ok

Programmatic access, with DNS A records: API GET /v1/hosts/ca-sudrhonealpes.fr (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/ca-sudrhonealpes.fr.