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.

13 hosts · 298 ms

HostCertsFirst seenLast seen
onemusicnz.com 13 2025-12-13 2026-09-07
*.onemusicnz.com 2 2025-12-08 2025-12-13
maintenance.onemusicnz.com 8 2026-04-14 2026-08-10
stage.onemusicnz.com 13 2026-06-08 2026-10-04
sound-score-stage.onemusicnz.com 4 2026-05-20 2026-05-20
assets-stage.onemusicnz.com 8 2026-06-10 2026-10-06
sound-score.onemusicnz.com 4 2026-05-20 2026-05-20
*.stg.onemusicnz.com 2 2025-06-29 2026-05-30
assets.onemusicnz.com 9 2026-06-08 2026-10-04
*.uat.onemusicnz.com 2 2025-06-29 2026-05-30
*.sit.onemusicnz.com 2 2026-03-01 2026-07-17
*.dev.onemusicnz.com 2 2026-03-04 2026-07-20
www.onemusicnz.com 12 2026-04-13 2026-10-07

Programmatic access: API GET /v1/hosts/onemusicnz.com (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/onemusicnz.com.