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.

9 hosts · 295 ms

HostCertsFirst seenLast seenDNS
davron.net 5 2026-05-04 2026-09-01 ok
partner-api.davron.net 1 2026-08-06 2026-08-06 ok
jobs.davron.net 5 2026-05-02 2026-09-01 ok
success-stories.davron.net 5 2026-05-02 2026-09-01 ok
lab-3gfos.davron.net 1 2026-09-22 2026-09-22 ok
candidate-hot-list.davron.net 5 2026-05-27 2026-09-26 ok
www.davron.net 5 2026-05-04 2026-09-01 ok
pay.davron.net 3 2025-07-02 2026-07-02 ok
www.pay.davron.net 3 2025-07-02 2026-07-02 nxdomain

Programmatic access, with DNS A records: API GET /v1/hosts/davron.net (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/davron.net.