Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

4 hosts · 216 ms

HostCertsFirst seenLast seen
cloud.e.lottonz.co.nz 1 2026-02-19 2026-02-19
image.e.lottonz.co.nz 4 2026-04-06 2026-09-29
click.e.lottonz.co.nz 2 2026-02-19 2026-02-19
view.e.lottonz.co.nz 1 2026-02-20 2026-02-20

Programmatic access: API GET /v1/hosts/e.lottonz.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/e.lottonz.co.nz.