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 · 314 ms

HostCertsFirst seenLast seenDNS
nakedwines.com.au 17 2026-01-07 2026-09-29 ok
*.nakedwines.com.au 17 2026-01-07 2026-09-29 —
blog.nakedwines.com.au 3 2026-04-08 2026-06-07 ok
i.nakedwines.com.au 3 2026-05-18 2026-09-05 ok
track.nakedwines.com.au 13 2026-06-03 2026-09-29 ok
emails.nakedwines.com.au 2 2025-06-19 2025-06-26 ok
tickets.nakedwines.com.au 8 2026-05-11 2026-09-06 ok

Programmatic access, with DNS A records: API GET /v1/hosts/nakedwines.com.au (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/nakedwines.com.au.