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.

25 hosts · 257 ms

HostCertsFirst seenLast seenDNS
puntoseguro.com 6 2026-06-02 2026-10-02 ok
*.puntoseguro.com 48 2026-04-18 2026-10-05 —
www.seguro-vida.puntoseguro.com 5 2026-05-12 2026-09-11 ok
www.seguros-vida.puntoseguro.com 6 2026-06-02 2026-10-02 ok
web.puntoseguro.com 4 2026-04-17 2026-08-17 ok
*.web.puntoseguro.com 4 2026-04-17 2026-08-17 —
www.seguros-salud.puntoseguro.com 4 2026-06-04 2026-10-04 ok
store.puntoseguro.com 4 2026-04-17 2026-08-17 ok
*.store.puntoseguro.com 4 2026-04-17 2026-08-17 —
www.store.puntoseguro.com 1 2026-09-28 2026-09-28 ok
www.mcp-blog.puntoseguro.com 5 2026-05-07 2026-09-06 ok
portugal.puntoseguro.com 5 2026-05-15 2026-09-14 ok
www.portugal.puntoseguro.com 5 2026-05-15 2026-09-14 ok
crm.puntoseguro.com 5 2026-05-18 2026-09-15 ok
www.crm.puntoseguro.com 2 2026-06-30 2026-06-30 nxdomain
www.reto.puntoseguro.com 5 2026-05-20 2026-09-19 ok
www.app.puntoseguro.com 4 2026-04-18 2026-08-18 ok
www.contratar.puntoseguro.com 6 2026-06-02 2026-10-02 ok
server.puntoseguro.com 2 2026-08-06 2026-10-05 ok
empresas.puntoseguro.com 5 2026-05-22 2026-09-19 ok
www.leyendasdeportivas.puntoseguro.com 4 2026-06-05 2026-10-05 ok
www.seguros-accidentes.puntoseguro.com 6 2026-06-02 2026-10-02 ok
usuarios.puntoseguro.com 7 2026-05-22 2026-09-19 ok
www.seguros-decesos.puntoseguro.com 3 2026-06-07 2026-08-07 ok
www.dev.puntoseguro.com 4 2026-06-05 2026-10-05 ok

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