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.

18 hosts · 204 ms

HostCertsFirst seenLast seen
segugio.it 5 2026-04-22 2026-08-19
data.segugio.it 5 2026-05-16 2026-09-12
tariffe.segugio.it 5 2026-04-22 2026-08-21
img.segugio.it 4 2026-04-13 2026-08-11
assicurazioni.segugio.it 5 2026-04-24 2026-08-22
prestiti.segugio.it 5 2026-04-22 2026-08-20
mailprestiti.segugio.it 2 2025-10-01 2026-09-09
www.mailprestiti.segugio.it 2 2025-10-01 2026-09-09
conti.segugio.it 5 2026-04-23 2026-08-21
mutui.segugio.it 4 2026-04-21 2026-08-19
mailmutui.segugio.it 2 2025-09-30 2026-09-09
www.mailmutui.segugio.it 2 2025-09-30 2026-09-09
sdk.segugio.it 5 2026-05-09 2026-09-06
mail.segugio.it 2 2025-10-06 2026-09-09
www.mail.segugio.it 2 2025-10-06 2026-09-09
app.segugio.it 5 2026-04-25 2026-08-24
t.segugio.it 5 2026-06-02 2026-08-01
www.segugio.it 5 2026-04-22 2026-08-19

Programmatic access: API GET /v1/hosts/segugio.it (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/segugio.it.