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.

36 hosts · 216 ms

HostCertsFirst seenLast seen
protekta.ch 10 2025-11-12 2026-08-31
url87.protekta.ch 3 2025-11-10 2026-07-10
assicurazione-protezione-giuridica.protekta.ch 2 2025-12-15 2026-04-30
secure.protekta.ch 3 2026-03-05 2026-06-05
assicurazione-protezione-giuridica-imprese.protekta.ch 2 2026-03-12 2026-04-27
assurance-protection-juridique-entreprise.protekta.ch 2 2026-03-12 2026-04-27
assurance-protection-juridique.protekta.ch 2 2025-12-15 2026-04-30
rechtsschutzversicherung.protekta.ch 2 2025-12-15 2026-04-30
api.protekta.ch 1 2025-11-12 2025-11-12
rechtsschutzversicherung-unternehmen.protekta.ch 2 2026-03-12 2026-04-27
sip.protekta.ch 1 2025-07-29 2025-07-29
mcs-schadenmeldung-b2c.app.protekta.ch 3 2026-04-06 2026-09-22
vvn-kusi.app.protekta.ch 1 2025-12-08 2025-12-08
vvn-kaufen-b2clegalpp.app.protekta.ch 1 2026-04-07 2026-04-07
vvn-kaufen-b2clegalppredirect.app.protekta.ch 1 2026-04-30 2026-04-30
vvn-kaufen-b2clegalkmuredirect.app.protekta.ch 1 2026-04-27 2026-04-27
vvn-kaufen-b2clegalkmu.app.protekta.ch 1 2026-04-07 2026-04-07
transfer.protekta.ch 1 2025-12-08 2025-12-08
autodiscover.protekta.ch 1 2026-03-03 2026-03-03
*.apps.protekta.ch 1 2026-07-10 2026-07-10
url3859.apps.protekta.ch 1 2025-07-11 2025-07-11
kb.apps.protekta.ch 1 2025-07-11 2025-07-11
sqsbatch.apps.protekta.ch 1 2025-07-11 2025-07-11
feedback.apps.protekta.ch 1 2025-07-11 2025-07-11
all.apps.protekta.ch 1 2025-07-11 2025-07-11
paystamp.apps.protekta.ch 1 2025-07-11 2025-07-11
calculator.apps.protekta.ch 1 2025-07-11 2025-07-11
tools.apps.protekta.ch 1 2025-07-11 2025-07-11
stage-tools.apps.protekta.ch 1 2025-07-11 2025-07-11
offers.apps.protekta.ch 1 2025-07-11 2025-07-11
partners.apps.protekta.ch 1 2025-07-11 2025-07-11
stage-partners.apps.protekta.ch 1 2025-07-11 2025-07-11
kt.apps.protekta.ch 1 2025-07-11 2025-07-11
oiv.protekta.ch 1 2025-12-15 2025-12-15
b2e.oiv.protekta.ch 1 2025-12-22 2025-12-22
www.protekta.ch 10 2025-09-10 2026-08-31

Programmatic access: API GET /v1/hosts/protekta.ch (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/protekta.ch.