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.

13 hosts · 410 ms

HostCertsFirst seenLast seenDNS
ca-corse.fr 4 2025-11-10 2026-07-26 ok
www.ediweb.ca-corse.fr 3 2025-07-15 2026-07-06 ok
monparrainage.ca-corse.fr 3 2025-10-06 2026-09-24 ok
bo.monparrainage.ca-corse.fr 4 2025-10-06 2026-09-24 ok
psd2-api.ca-corse.fr 2 2025-10-06 2026-09-08 ok
mydigital.ca-corse.fr 5 2025-10-16 2026-09-22 ok
pre.mydigital.ca-corse.fr 1 2026-04-22 2026-04-22 ok
entreprises.ca-corse.fr 1 2026-05-26 2026-05-26 ok
administrateurs.ca-corse.fr 3 2025-08-01 2026-07-06 ok
infoclient.ca-corse.fr 3 2025-07-15 2026-07-06 ok
hom-infoclient.ca-corse.fr 3 2025-07-15 2026-07-06 ok
recrutement.ca-corse.fr 10 2026-04-29 2026-09-24 ok
www.ca-corse.fr 2 2025-11-10 2025-11-19 ok

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