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.

45 hosts · 337 ms

HostCertsFirst seenLast seenDNS
uni.club 11 2025-08-03 2026-08-10 ok
*.uni.club 21 2025-08-03 2026-08-11 —
test2.uni.club 1 2026-07-24 2026-07-24 nodata
callback-v2.uni.club 2 2026-08-11 2026-08-11 nxdomain
test-callback-v2.uni.club 2 2026-08-11 2026-08-11 ok
web.uni.club 2 2026-08-11 2026-08-11 ok
test-web.uni.club 2 2026-08-11 2026-08-11 ok
pumobileweb.uni.club 2 2026-03-13 2026-07-29 ok
crmbackend.uni.club 2 2026-08-11 2026-08-11 ok
test-crmbackend.uni.club 2 2026-08-11 2026-08-11 ok
appsflyer-publisher-prod.uni.club 2 2026-08-11 2026-08-11 ok
test-appsflyer-publisher-prod.uni.club 2 2026-08-11 2026-08-11 ok
events-prod.uni.club 2 2026-08-11 2026-08-11 nxdomain
test-events-prod.uni.club 2 2026-08-11 2026-08-11 ok
webbackend-stage.uni.club 1 2026-07-24 2026-07-24 ok
webzone-stage.uni.club 1 2026-07-24 2026-07-24 ok
api-stage.uni.club 1 2026-07-24 2026-07-24 ok
up-api-stage.uni.club 1 2026-07-24 2026-07-24 ok
events-stage.uni.club 1 2026-07-24 2026-07-24 ok
learning.uni.club 3 2026-05-16 2026-09-03 ok
crm-stg.uni.club 1 2026-07-24 2026-07-24 ok
api.uni.club 2 2026-08-11 2026-08-11 ok
webapp-stage-api.uni.club 1 2026-07-24 2026-07-24 ok
powerup-api.uni.club 2 2026-03-13 2026-07-29 ok
test-api.uni.club 2 2026-08-11 2026-08-11 ok
callback.uni.club 2 2026-08-11 2026-08-11 ok
test-callback.uni.club 2 2026-08-11 2026-08-11 ok
opscall.uni.club 2 2025-07-29 2026-07-27 nxdomain
crm.uni.club 2 2026-08-11 2026-08-11 nxdomain
test-crm.uni.club 2 2026-08-11 2026-08-11 ok
api-platform.uni.club 2 2026-07-24 2026-08-07 ok
cdn.uni.club 5 2026-08-11 2026-09-03 ok
webcdn.uni.club 5 2026-08-11 2026-09-21 ok
app.uni.club 2 2026-08-11 2026-08-11 nxdomain
test-app.uni.club 2 2026-08-11 2026-08-11 ok
appsflyer-publisher.uni.club 1 2026-07-24 2026-07-24 ok
appsflyer.uni.club 1 2026-07-24 2026-07-24 ok
docs.uni.club 4 2026-08-11 2026-09-29 ok
times.uni.club 3 2026-05-19 2026-09-04 ok
ops.uni.club 1 2026-05-19 2026-05-19 ok
email-assets.uni.club 3 2026-08-11 2026-09-01 ok
portfoliowebviews.uni.club 2 2026-03-13 2026-07-29 ok
uat.uni.club 1 2026-07-24 2026-07-24 ok
test.uni.club 1 2026-07-24 2026-07-24 ok
library.uni.club 4 2025-08-01 2026-08-27 ok

Programmatic access, with DNS A records: API GET /v1/hosts/uni.club (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/uni.club.