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.

5 hosts · 323 ms

HostCertsFirst seenLast seenDNS
makerworld.com 25 2026-03-30 2026-09-21 ok
*.makerworld.com 22 2026-03-30 2026-09-21 —
*.store.makerworld.com 12 2026-03-30 2026-08-30 —
campaign.makerworld.com 3 2026-09-17 2026-09-17 ok
*.campaign.makerworld.com 3 2026-09-17 2026-09-17 —

Programmatic access, with DNS A records: API GET /v1/hosts/makerworld.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/makerworld.com.