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.

49 hosts · 217 ms

HostCertsFirst seenLast seen
nexos.ai 47 2026-02-25 2026-09-30
*.nexos.ai 15 2026-02-25 2026-09-30
url4092.nexos.ai 10 2026-05-13 2026-09-09
d-r2.nexos.ai 10 2026-06-10 2026-10-07
url7695.nexos.ai 10 2026-05-12 2026-09-08
50951257.nexos.ai 8 2026-05-12 2026-09-07
hydra.nexos.ai 12 2026-06-07 2026-10-04
sb.nexos.ai 1 2026-05-11 2026-05-11
d.nexos.ai 10 2026-05-13 2026-09-09
region-router-disabled.nexos.ai 6 2026-05-30 2026-09-25
*.region-router-disabled.nexos.ai 6 2026-05-30 2026-09-25
workspace.nexos.ai 9 2026-05-29 2026-09-24
billing.nexos.ai 12 2026-05-25 2026-09-20
debug.nexos.ai 10 2026-05-12 2026-09-08
ec1-debug.nexos.ai 12 2026-05-12 2026-09-07
auth.nexos.ai 7 2026-05-29 2026-09-24
api.nexos.ai 10 2026-05-13 2026-09-08
ch-api.nexos.ai 3 2026-06-03 2026-06-03
kratos-selfservice-ui.nexos.ai 8 2026-06-07 2026-10-03
ch-ui.nexos.ai 6 2026-06-03 2026-06-03
cisionone-email.nexos.ai 9 2026-06-07 2026-10-03
trail.nexos.ai 4 2026-10-02 2026-10-02
login.nexos.ai 9 2026-05-29 2026-09-24
hydra-admin.nexos.ai 13 2026-06-10 2026-10-07
kratos-admin.nexos.ai 10 2026-06-10 2026-10-06
demo-form-integration.nexos.ai 7 2026-04-24 2026-08-20
documentation.nexos.ai 10 2026-05-13 2026-09-09
go.nexos.ai 11 2026-04-29 2026-09-19
app.nexos.ai 9 2026-05-29 2026-09-24
region-router.nexos.ai 7 2026-06-03 2026-09-29
observer.nexos.ai 4 2026-09-16 2026-09-16
docs.nexos.ai 20 2026-05-13 2026-09-23
tlinks.nexos.ai 8 2026-05-07 2026-09-02
comms.nexos.ai 11 2026-05-31 2026-09-27
kratos.nexos.ai 11 2026-05-29 2026-09-24
assets.nexos.ai 15 2026-04-16 2026-08-12
chatflows.nexos.ai 9 2026-06-04 2026-09-30
integration-chatflows.nexos.ai 10 2026-06-04 2026-09-30
maintenancetest.nexos.ai 7 2026-05-27 2026-09-22
trust.nexos.ai 8 2026-05-27 2026-09-22
pm-bounces.trust.nexos.ai 10 2026-05-03 2026-08-29
checkout.nexos.ai 6 2026-06-29 2026-08-27
workspace.eu.nexos.ai 13 2026-05-29 2026-09-24
api.eu.nexos.ai 10 2026-05-12 2026-09-07
login.eu.nexos.ai 11 2026-05-31 2026-09-27
app.eu.nexos.ai 13 2026-06-01 2026-09-27
review.nexos.ai 2 2026-04-16 2026-04-16
assets-review.nexos.ai 8 2026-04-16 2026-04-16
www.nexos.ai 13 2026-05-19 2026-09-15

Programmatic access: API GET /v1/hosts/nexos.ai (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/nexos.ai.