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.

14 hosts · 279 ms

HostCertsFirst seenLast seenDNS
bve.de 7 2025-08-11 2026-09-02 ok
*.bve.de 2 2025-08-11 2026-09-01 —
vergabe.bve.de 1 2026-09-21 2026-09-21 ok
betreuung.bve.de 2 2026-08-28 2026-08-28 ok
forum.bve.de 7 2026-05-04 2026-09-21 ok
bveasymcp.bve.de 2 2026-08-07 2026-10-06 ok
app.bve.de 4 2026-06-06 2026-10-04 ok
beiuns.bve.de 5 2026-05-04 2026-09-01 ok
www.beiuns.bve.de 5 2026-05-04 2026-09-01 ok
m365-mcp-gw.bve.de 1 2026-09-05 2026-09-05 ok
erp-mcp-gw.bve.de 1 2026-09-04 2026-09-04 ok
www.bve.de 5 2026-05-04 2026-09-02 ok
max.bve.de 2 2026-04-19 2026-08-11 ok
bveasy.bve.de 2 2026-04-02 2026-07-25 ok

Programmatic access, with DNS A records: API GET /v1/hosts/bve.de (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/bve.de.