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.

95 hosts · 449 ms

HostCertsFirst seenLast seenDNS
strato.de 2 2025-08-06 2026-08-26 ok
*.strato.de 2 2025-08-06 2026-08-26 —
acn2.strato.de 3 2026-02-11 2026-02-11 ok
pop3.strato.de 1 2026-01-13 2026-01-13 ok
com4.strato.de 1 2026-01-14 2026-01-14 ok
oc.strato.de 1 2026-08-31 2026-08-31 ok
hed.strato.de 1 2026-01-19 2026-01-19 ok
id.strato.de 3 2026-05-05 2026-05-05 ok
*.design-service.strato.de 3 2025-10-22 2026-09-22 —
designservice.strato.de 5 2026-05-31 2026-09-28 ok
presence.strato.de 1 2026-05-04 2026-05-04 ok
umfrage.strato.de 1 2026-04-10 2026-04-10 ok
www.umfrage.strato.de 1 2026-04-10 2026-04-10 nxdomain
vnc-console.strato.de 1 2026-02-10 2026-02-10 ok
www.vnc-console.strato.de 1 2026-02-10 2026-02-10 nxdomain
autoconfigure.strato.de 3 2026-03-20 2026-09-28 ok
www.autoconfigure.strato.de 3 2026-03-20 2026-09-28 nxdomain
affiliate.strato.de 2 2025-08-22 2026-07-23 ok
simg.strato.de 2 2026-05-13 2026-08-28 ok
hosting.strato.de 2 2026-06-26 2026-06-29 nxdomain
api.hosting.strato.de 2 2026-06-26 2026-06-29 nxdomain
rankingcoach.strato.de 1 2025-09-30 2025-09-30 ok
ai.strato.de 1 2026-06-12 2026-06-12 ok
*.ai.strato.de 1 2026-06-12 2026-06-12 —
cloudpanel-service-api.strato.de 2 2025-07-22 2026-07-13 ok
scp-api.strato.de 1 2026-06-16 2026-06-16 ok
www.scp-api.strato.de 1 2026-06-16 2026-06-16 nxdomain
feedback.strato.de 13 2026-06-01 2026-09-29 ok
iaas-core-panel.strato.de 1 2025-07-22 2025-07-22 ok
ai-panel.strato.de 1 2026-07-10 2026-07-10 nxdomain
vpn-panel.strato.de 1 2026-01-19 2026-01-19 ok
www.vpn-panel.strato.de 1 2026-01-19 2026-01-19 nxdomain
backup-panel.strato.de 1 2026-05-15 2026-05-15 ok
www.backup-panel.strato.de 1 2026-05-15 2026-05-15 nxdomain
loadbalancer-panel.strato.de 1 2026-01-05 2026-01-05 ok
iaas-panel.strato.de 2 2025-07-22 2026-07-13 ok
front-cloudpanel.strato.de 1 2026-01-28 2026-01-28 ok
webmail.strato.de 1 2026-01-14 2026-01-14 ok
share.webmail.strato.de 1 2026-01-14 2026-01-14 nxdomain
dav.webmail.strato.de 1 2026-01-14 2026-01-14 ok
cpan.strato.de 3 2026-06-12 2026-09-03 ok
acn.strato.de 6 2025-08-22 2026-07-25 ok
in.strato.de 3 2026-03-18 2026-09-17 nodata
*.in.strato.de 3 2026-03-18 2026-09-17 —
medivh.in.strato.de 1 2026-01-08 2026-01-08 ok
www.medivh.in.strato.de 1 2026-01-08 2026-01-08 nxdomain
gitpages.in.strato.de 1 2026-03-27 2026-03-27 ok
*.gitpages.in.strato.de 1 2026-03-27 2026-03-27 —
phpmyadmin.strato.de 2 2025-08-28 2026-08-19 ok
www.phpmyadmin.strato.de 2 2025-08-28 2026-08-19 nxdomain
imap.strato.de 1 2026-01-13 2026-01-13 ok
ecp.strato.de 3 2025-06-10 2026-08-31 ok
*.ecp.strato.de 3 2026-06-05 2026-08-31 —
scp.strato.de 2 2025-07-22 2026-07-13 ok
shop.strato.de 3 2025-09-02 2026-08-25 ok
customer-shop.strato.de 1 2026-03-12 2026-03-12 ok
*.shop.strato.de 3 2025-09-02 2026-08-25 —
smtp.strato.de 1 2026-01-13 2026-01-13 ok
cgi.smtp.strato.de 1 2026-02-11 2026-02-11 nodata
www.cgi.smtp.strato.de 1 2026-02-11 2026-02-11 nxdomain
ai-builder.strato.de 3 2026-06-18 2026-06-29 ok
preview.ai-builder.strato.de 1 2026-06-29 2026-06-29 ok
*.preview.ai-builder.strato.de 1 2026-06-29 2026-06-29 —
www.ai-builder.strato.de 1 2026-06-18 2026-06-18 ok
sitebuilder.strato.de 1 2026-05-04 2026-05-04 ok
customer-manager.strato.de 1 2026-09-17 2026-09-17 nodata
*.customer-manager.strato.de 1 2026-09-17 2026-09-17 —
communicator.strato.de 1 2026-01-14 2026-01-14 ok
share.communicator.strato.de 1 2026-01-14 2026-01-14 nxdomain
dav.communicator.strato.de 1 2026-01-14 2026-01-14 ok
ias.strato.de 5 2025-08-26 2026-08-21 ok
templates.strato.de 1 2026-05-04 2026-05-04 ok
news.strato.de 4 2026-04-12 2026-08-10 ok
surveys.strato.de 1 2026-05-27 2026-05-27 ok
testsslapiarsys.strato.de 1 2026-07-22 2026-07-22 nxdomain
kontakt.strato.de 1 2025-09-22 2025-09-22 ok
emt.strato.de 1 2025-09-09 2025-09-09 ok
communicator-test.strato.de 1 2026-02-12 2026-02-12 ok
share.communicator-test.strato.de 1 2026-02-12 2026-02-12 ok
dav.communicator-test.strato.de 1 2026-02-12 2026-02-12 ok
ox-test.strato.de 1 2026-02-12 2026-02-12 ok
share.ox-test.strato.de 1 2026-02-12 2026-02-12 ok
dav.ox-test.strato.de 1 2026-02-12 2026-02-12 ok
pop3.test.strato.de 1 2026-02-20 2026-02-20 ok
imap.test.strato.de 1 2026-02-20 2026-02-20 ok
smtp.test.strato.de 1 2026-03-04 2026-03-04 ok
cgi.smtp.test.strato.de 1 2026-02-11 2026-02-11 nodata
www.cgi.smtp.test.strato.de 1 2026-02-11 2026-02-11 nxdomain
ep7test.strato.de 3 2025-09-02 2026-08-21 nodata
*.ep7test.strato.de 3 2025-09-02 2026-08-21 —
bbf23v.strato.de 1 2026-01-20 2026-01-20 ok
mailarchiv.strato.de 1 2026-01-15 2026-01-15 ok
www.mailarchiv.strato.de 1 2026-01-15 2026-01-15 nxdomain
quality.strato.de 1 2026-02-27 2026-02-27 ok
www.quality.strato.de 1 2026-02-27 2026-02-27 nxdomain

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