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.

31 hosts · 397 ms

HostCertsFirst seenLast seenDNS
wuestenrot.de 4 2025-10-15 2026-10-05 ok
marke.wuestenrot.de 2 2025-07-10 2026-06-19 ok
vorso-online.wuestenrot.de 1 2025-11-05 2025-11-05 ok
onlineberatung.wuestenrot.de 2 2025-08-26 2026-08-20 ok
www.onlineberatung.wuestenrot.de 1 2025-08-26 2025-08-26 ok
zinscheck.wuestenrot.de 5 2026-05-28 2026-09-29 ok
e-bank.wuestenrot.de 3 2026-01-07 2026-09-23 ok
mediendatenbank.wuestenrot.de 1 2026-05-18 2026-05-18 ok
partnerportal.wuestenrot.de 1 2025-12-15 2025-12-15 ok
partnerbestellsystem.wuestenrot.de 1 2025-12-15 2025-12-15 ok
lernplattform.wuestenrot.de 1 2025-07-16 2025-07-16 nxdomain
mein.wuestenrot.de 4 2025-08-20 2026-09-23 ok
cloud.info.wuestenrot.de 1 2025-11-05 2025-11-05 ok
image.info.wuestenrot.de 2 2026-01-21 2026-01-21 ok
click.info.wuestenrot.de 1 2025-11-06 2025-11-06 ok
view.info.wuestenrot.de 1 2025-11-06 2025-11-06 ok
r.immo.wuestenrot.de 4 2026-04-14 2026-09-13 ok
vertriebspartner-sso.wuestenrot.de 2 2026-03-23 2026-09-28 ok
vertriebspartner-test-sso.wuestenrot.de 1 2026-03-09 2026-03-09 ok
energiesparrechner.wuestenrot.de 4 2025-08-20 2026-09-23 ok
tagesgeld-migrator.wuestenrot.de 2 2026-03-23 2026-10-05 ok
ssm-tls.wuestenrot.de 1 2026-07-09 2026-07-09 nodata
vertriebs-news.wuestenrot.de 5 2026-04-27 2026-08-25 ok
bestandsauskunft.wuestenrot.de 1 2026-02-18 2026-02-18 ok
wohnwelt.wuestenrot.de 4 2025-08-20 2026-09-23 ok
www.wohnwelt.wuestenrot.de 4 2025-08-20 2026-09-23 ok
meinewohnwelt.wuestenrot.de 4 2026-06-03 2026-09-23 ok
sst.wuestenrot.de 6 2025-12-15 2026-09-29 ok
partnerportal-etu.wuestenrot.de 9 2026-03-18 2026-09-25 ok
partnerportal-stu.wuestenrot.de 8 2026-03-18 2026-10-05 ok
www.wuestenrot.de 4 2025-10-15 2026-10-05 ok

Programmatic access, with DNS A records: API GET /v1/hosts/wuestenrot.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/wuestenrot.de.