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.

3 hosts · 337 ms

HostCertsFirst seenLast seenDNS
dhlecommerce.be 39 2026-04-11 2026-09-19 ok
*.dhlecommerce.be 39 2026-04-11 2026-09-19 —
secure.dhlecommerce.be 5 2026-05-30 2026-09-27 ok

Programmatic access, with DNS A records: API GET /v1/hosts/dhlecommerce.be (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/dhlecommerce.be.