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.

29 hosts · 199 ms

HostCertsFirst seenLast seen
allane.de 16 2026-04-29 2026-08-29
*.allane.de 16 2026-04-29 2026-08-29
data.allane.de 6 2026-04-12 2026-09-26
web-one-sta.allane.de 8 2026-04-19 2026-08-15
api.web-one-sta.allane.de 12 2026-04-14 2026-08-10
web-one-acc.allane.de 9 2026-05-26 2026-09-21
api.web-one-acc.allane.de 12 2026-04-14 2026-08-10
web-one-prd.allane.de 8 2026-04-18 2026-08-14
rueckgabe.allane.de 11 2026-06-01 2026-09-27
www.rueckgabe.allane.de 7 2026-06-02 2026-09-28
service.allane.de 4 2026-07-06 2026-09-03
maintenance.allane.de 10 2026-05-23 2026-09-18
img.vehicle.allane.de 2 2025-10-09 2026-09-09
test.img.vehicle.allane.de 2 2025-10-07 2026-09-07
api.web-one.allane.de 12 2026-04-13 2026-10-08
deal.allane.de 14 2026-04-22 2026-08-20
sign.allane.de 10 2026-05-02 2026-08-28
*.sign.allane.de 1 2025-07-09 2025-07-09
acc.sign.allane.de 9 2025-07-09 2026-08-27
return.allane.de 8 2026-04-27 2026-08-24
fps.allane.de 14 2026-04-13 2026-10-07
bimi-assets.allane.de 13 2026-05-28 2026-09-23
news.allane.de 5 2026-04-23 2026-08-21
service-uat.allane.de 6 2026-07-06 2026-09-03
web-one-dev.allane.de 9 2026-05-28 2026-09-24
api.web-one-dev.allane.de 8 2026-05-16 2026-09-12
shared-rproxy-dev.allane.de 10 2026-05-13 2026-09-08
www.allane.de 10 2026-05-13 2026-09-08
shared-rproxy.allane.de 10 2026-05-03 2026-08-30

Programmatic access: API GET /v1/hosts/allane.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/allane.de.