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.

10 hosts · 223 ms

HostCertsFirst seenLast seenDNS
vinted.cz 13 2026-04-20 2026-08-27 ok
*.vinted.cz 9 2026-04-29 2026-08-27 —
old.vinted.cz 2 2025-09-22 2026-08-23 ok
*.edge.vinted.cz 7 2026-05-12 2026-09-05 —
api.edge.vinted.cz 9 2026-06-09 2026-10-05 ok
api-sandbox.edge.vinted.cz 11 2026-06-09 2026-10-06 ok
core.vinted.cz 2 2026-09-25 2026-09-25 ok
sse.vinted.cz 3 2026-10-01 2026-10-01 ok
www.vinted.cz 4 2026-04-20 2026-08-14 ok
sse-sandbox.vinted.cz 3 2026-10-01 2026-10-01 ok

Programmatic access, with DNS A records: API GET /v1/hosts/vinted.cz (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/vinted.cz.