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.

7 hosts · 247 ms

HostCertsFirst seenLast seenDNS
thewhiskyclub.co.nz 16 2026-04-24 2026-09-06 ok
*.thewhiskyclub.co.nz 11 2026-05-09 2026-09-06 —
mcprod.thewhiskyclub.co.nz 5 2026-04-24 2026-08-22 ok
mcstaging.thewhiskyclub.co.nz 4 2026-04-12 2026-08-10 ok
mail.thewhiskyclub.co.nz 27 2026-04-22 2026-10-01 ok
*.mail.thewhiskyclub.co.nz 18 2026-04-22 2026-10-01 —
www.thewhiskyclub.co.nz 5 2026-04-24 2026-08-22 ok

Programmatic access, with DNS A records: API GET /v1/hosts/thewhiskyclub.co.nz (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/thewhiskyclub.co.nz.