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.

12 hosts · 189 ms

HostCertsFirst seenLast seen
southerncrosspet.co.nz 40 2026-04-17 2026-09-29
*.southerncrosspet.co.nz 40 2026-04-17 2026-09-29
maintenance.southerncrosspet.co.nz 8 2026-04-18 2026-08-14
online.southerncrosspet.co.nz 9 2026-05-30 2026-09-25
blog.southerncrosspet.co.nz 6 2026-05-01 2026-08-27
email.southerncrosspet.co.nz 7 2026-05-30 2026-09-25
pet-pp-hs.southerncrosspet.co.nz 2 2026-09-20 2026-09-20
pet-bau-hs.southerncrosspet.co.nz 2 2026-09-03 2026-09-03
dv.southerncrosspet.co.nz 16 2026-04-29 2026-09-28
*.dv.southerncrosspet.co.nz 16 2026-04-29 2026-09-28
databridge.dv.southerncrosspet.co.nz 1 2026-10-09 2026-10-09
claim-portal.dv.southerncrosspet.co.nz 2 2026-05-14 2026-09-14

Programmatic access: API GET /v1/hosts/southerncrosspet.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/southerncrosspet.co.nz.