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.

54 hosts · 388 ms

HostCertsFirst seenLast seenDNS
inxmail.de 7 2025-11-24 2026-09-28 ok
*.inxmail.de 2 2025-11-24 2026-06-29 —
demoshop2.inxmail.de 15 2026-04-11 2026-09-23 ok
cmdr-test-buha.inxmail.de 1 2026-09-14 2026-09-14 ok
dmarc.inxmail.de 4 2026-04-20 2026-08-18 ok
download.inxmail.de 6 2026-05-23 2026-09-20 ok
newxperience.inxmail.de 6 2026-05-05 2026-09-01 ok
auftrag.inxmail.de 1 2026-09-14 2026-09-14 ok
billing.inxmail.de 3 2026-09-14 2026-09-14 ok
learning.inxmail.de 1 2026-09-14 2026-09-14 ok
consulting.inxmail.de 1 2026-09-14 2026-09-14 ok
care-consulting.inxmail.de 1 2026-09-14 2026-09-14 ok
my-api.inxmail.de 4 2026-04-10 2026-08-08 ok
*.my-api.inxmail.de 4 2026-04-10 2026-08-08 —
xcek.inxmail.de 1 2026-09-14 2026-09-14 ok
partner-portal.inxmail.de 5 2026-05-18 2026-09-15 ok
team.inxmail.de 2 2026-04-21 2026-09-21 nodata
mdm.inxmail.de 1 2026-06-29 2026-06-29 nxdomain
www.mdm.inxmail.de 1 2026-06-29 2026-06-29 nxdomain
platform.inxmail.de 6 2026-05-05 2026-09-01 ok
plattform.inxmail.de 6 2026-05-05 2026-09-01 ok
pam-testkampagnen.inxmail.de 4 2026-04-20 2026-08-17 ok
win.inxmail.de 1 2025-12-11 2025-12-11 nxdomain
*.win.inxmail.de 1 2025-12-11 2025-12-11 —
inxmail-commerce-notification.inxmail.de 1 2026-09-14 2026-09-14 ok
communication.inxmail.de 6 2026-05-05 2026-09-01 ok
kommunikation.inxmail.de 6 2026-05-05 2026-09-01 ok
learn.inxmail.de 5 2026-05-04 2026-09-01 ok
cmdr-intern.inxmail.de 1 2026-09-14 2026-09-14 ok
info.inxmail.de 1 2026-09-14 2026-09-14 ok
demo.inxmail.de 5 2026-05-02 2026-08-30 ok
demoshop.inxmail.de 11 2026-05-14 2026-09-24 ok
partner.inxmail.de 5 2026-05-09 2026-09-05 ok
newsletter.inxmail.de 4 2026-04-12 2026-08-09 ok
hr.inxmail.de 1 2026-09-14 2026-09-14 ok
jobs.inxmail.de 3 2025-10-27 2026-09-27 ok
sales.inxmail.de 1 2026-09-24 2026-09-24 ok
data-streams.inxmail.de 1 2026-08-14 2026-08-14 ok
sales-transactions.inxmail.de 8 2026-09-14 2026-09-23 ok
nachhaltigkeit.inxmail.de 5 2026-05-11 2026-09-08 ok
partner-management.inxmail.de 5 2026-05-18 2026-09-15 ok
mgnt.inxmail.de 1 2025-12-09 2025-12-09 nxdomain
*.mgnt.inxmail.de 1 2025-12-09 2025-12-09 —
logout.inxmail.de 5 2026-06-01 2026-09-28 ok
demoshop-dev.inxmail.de 11 2026-05-15 2026-09-29 ok
srv.inxmail.de 2 2025-06-18 2026-06-29 nxdomain
*.srv.inxmail.de 2 2025-06-18 2026-06-29 —
www.inxmail.de 5 2026-06-01 2026-09-28 ok
notify.inxmail.de 1 2026-09-14 2026-09-14 ok
inxmail-commerce-notify.inxmail.de 1 2026-08-24 2026-08-24 ok
my.inxmail.de 4 2026-04-10 2026-08-08 ok
*.my.inxmail.de 4 2026-04-10 2026-08-08 —
academy.inxmail.de 4 2026-06-07 2026-10-05 ok
inxdevpub.dmz.inxmail.de 4 2026-04-15 2026-08-14 ok

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