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.

6 hosts · 367 ms

HostCertsFirst seenLast seenDNS
trade-point.ie 1 2025-10-07 2025-10-07 ok
clicks.trade-point.ie 1 2026-03-03 2026-03-03 ok
www.clicks.trade-point.ie 1 2026-03-03 2026-03-03 nxdomain
devclicks.trade-point.ie 1 2026-05-08 2026-05-08 ok
www.devclicks.trade-point.ie 3 2026-04-22 2026-05-08 nxdomain
www.trade-point.ie 1 2025-10-07 2025-10-07 ok

Programmatic access, with DNS A records: API GET /v1/hosts/trade-point.ie (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/trade-point.ie.