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.

19 hosts · 270 ms

HostCertsFirst seenLast seen
synergie-italia.it 6 2025-09-10 2026-09-14
*.synergie-italia.it 2 2025-09-10 2026-09-14
docsweb.synergie-italia.it 5 2026-05-18 2026-09-27
test-docsweb.synergie-italia.it 5 2026-05-18 2026-09-27
flexible.synergie-italia.it 5 2026-05-18 2026-10-04
flexibile.synergie-italia.it 9 2026-05-18 2026-10-04
sftp-flexibile.synergie-italia.it 5 2026-05-22 2026-09-19
test-flexibile.synergie-italia.it 10 2026-05-18 2026-09-27
campagne.synergie-italia.it 10 2026-05-16 2026-09-27
rocketleague.synergie-italia.it 5 2026-05-18 2026-09-27
portal.synergie-italia.it 5 2026-05-18 2026-09-27
sgtm.synergie-italia.it 10 2026-05-20 2026-09-17
jobtour.synergie-italia.it 5 2026-04-24 2026-09-03
recruiterassistant.synergie-italia.it 5 2026-05-18 2026-09-27
test.synergie-italia.it 5 2026-05-18 2026-09-27
intiwayportal-test.synergie-italia.it 5 2026-05-18 2026-09-27
virtualassistant-test.synergie-italia.it 6 2026-05-18 2026-10-04
recruiterassistant-test.synergie-italia.it 6 2026-05-18 2026-10-04
www.synergie-italia.it 5 2026-05-18 2026-09-27

Programmatic access: API GET /v1/hosts/synergie-italia.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/synergie-italia.it.