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.

17 hosts · 483 ms

HostCertsFirst seenLast seenDNS
ca-toulouse31.fr 3 2026-05-31 2026-05-31 ok
team31.ca-toulouse31.fr 2 2025-08-05 2026-07-29 ok
pp.team31.ca-toulouse31.fr 2 2025-09-02 2026-08-11 ok
www.ediweb.ca-toulouse31.fr 1 2026-05-26 2026-05-26 ok
e.ca-toulouse31.fr 2 2025-09-02 2026-08-11 ok
pre-e.ca-toulouse31.fr 3 2025-09-23 2026-08-31 ok
psd2-api.ca-toulouse31.fr 3 2025-10-06 2026-09-24 ok
courtier.ca-toulouse31.fr 2 2025-08-12 2026-07-31 ok
qua-courtier.ca-toulouse31.fr 2 2025-09-29 2026-09-08 ok
pre-courtier.ca-toulouse31.fr 3 2026-06-19 2026-07-02 ok
dev-courtier.ca-toulouse31.fr 2 2025-09-29 2026-09-08 ok
entreprises.ca-toulouse31.fr 1 2026-06-12 2026-06-12 ok
administrateurs.ca-toulouse31.fr 1 2025-08-27 2025-08-27 nxdomain
infoclient.ca-toulouse31.fr 1 2026-05-12 2026-05-12 ok
hom-infoclient.ca-toulouse31.fr 1 2026-05-11 2026-05-11 ok
recrutement.ca-toulouse31.fr 11 2026-05-02 2026-09-24 ok
www.ca-toulouse31.fr 2 2025-09-29 2026-09-08 ok

Programmatic access, with DNS A records: API GET /v1/hosts/ca-toulouse31.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-toulouse31.fr.