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.

100 hosts (first page) · 335 ms

HostCertsFirst seenLast seen
aldi-sued.com 6 2026-05-08 2026-09-24
prod-pki-01.aldi-sued.com 3 2025-09-24 2026-09-24
prod-cmgw-01.aldi-sued.com 3 2025-09-24 2026-09-24
mgate01.aldi-sued.com 1 2025-07-15 2025-07-15
gmd.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
staging.gmd.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
ptp-de.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
staging.ptp-de.ptp-live01.aldi-sued.com 3 2026-06-10 2026-08-15
ptp-uk.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
staging.ptp-uk.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
scon.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-15
staging.scon.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
ptp-gs.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
staging.ptp-gs.ptp-live01.aldi-sued.com 3 2026-06-03 2026-08-08
training-videos.ptp-live01.aldi-sued.com 4 2026-04-11 2026-08-21
staging.training-videos.ptp-live01.aldi-sued.com 4 2026-04-11 2026-08-21
ptp-us.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-08
staging.ptp-us.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-08
ptp-at.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-15
staging.ptp-at.ptp-live01.aldi-sued.com 3 2026-06-10 2026-08-22
ptp-au.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-15
staging.ptp-au.ptp-live01.aldi-sued.com 5 2026-06-03 2026-08-08
mgatet01.aldi-sued.com 1 2025-07-15 2025-07-15
gmd-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.gmd-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-de-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-28
staging.ptp-de-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
analytics-and-reporting-tst1.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
staging.analytics-and-reporting-tst1.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
ptp-uk-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-uk-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
scon-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-28
staging.scon-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-gs-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-gs-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-28
ptp-us-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-us-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-at-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-at-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-au-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-au-tst1.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
gmd-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.gmd-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-28
ptp-de-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-de-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-28
analytics-and-reporting-tst3.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
staging.analytics-and-reporting-tst3.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
ptp-uk-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-uk-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
scon-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.scon-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-gs-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-gs-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-us-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-us-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-at-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-at-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
ptp-au-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
staging.ptp-au-tst3.ptp-test01.aldi-sued.com 5 2026-05-12 2026-09-21
kc.ptp-test01.aldi-sued.com 5 2026-05-26 2026-10-05
staging.kc.ptp-test01.aldi-sued.com 5 2026-05-26 2026-10-05
gmd.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.gmd.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
sse-service.ptp-test01.aldi-sued.com 5 2026-05-06 2026-09-15
staging.sse-service.ptp-test01.aldi-sued.com 5 2026-05-06 2026-09-15
mail-service.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
staging.mail-service.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
ptp-de.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.ptp-de.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
analytics-and-reporting.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
staging.analytics-and-reporting.ptp-test01.aldi-sued.com 5 2026-05-18 2026-09-27
masterdata-refresh.ptp-test01.aldi-sued.com 3 2026-06-09 2026-08-14
staging.masterdata-refresh.ptp-test01.aldi-sued.com 3 2026-06-09 2026-08-14
kafka-ui.ptp-test01.aldi-sued.com 5 2026-05-07 2026-09-16
staging.kafka-ui.ptp-test01.aldi-sued.com 5 2026-05-07 2026-09-16
ptp-uk.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.ptp-uk.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
pgadmin.ptp-test01.aldi-sued.com 5 2026-05-06 2026-09-22
staging.pgadmin.ptp-test01.aldi-sued.com 5 2026-05-06 2026-09-15
scon.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.scon.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
ptp-gs.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.ptp-gs.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
training-videos.ptp-test01.aldi-sued.com 4 2026-04-12 2026-08-29
staging.training-videos.ptp-test01.aldi-sued.com 4 2026-04-18 2026-08-31
ptp-us.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-09
staging.ptp-us.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-09
systemstatus.ptp-test01.aldi-sued.com 4 2026-04-16 2026-08-26
staging.systemstatus.ptp-test01.aldi-sued.com 4 2026-04-16 2026-08-26
ptp-at.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.ptp-at.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
ptp-au.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
staging.ptp-au.ptp-test01.aldi-sued.com 5 2026-04-23 2026-09-02
prod-cmgw-02.aldi-sued.com 3 2025-09-24 2026-09-24
0999Z2IPXEEGL02.aldi-sued.com 3 2025-09-24 2026-09-24
mgate02.aldi-sued.com 1 2025-07-15 2025-07-15
stsl02.aldi-sued.com 1 2026-05-21 2026-05-21
hrnow-test2.aldi-sued.com 5 2026-05-05 2026-09-03
prod-cmgw-03.aldi-sued.com 3 2025-09-24 2026-09-24
hrnow-test3.aldi-sued.com 5 2026-05-05 2026-09-03

Showing the first 100 hostnames — sign in with GitHub or Google to page the full list, or use the API with an API key: GET /v1/hosts/aldi-sued.com.

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/aldi-sued.com.