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.

100 hosts (first page) · 437 ms

HostCertsFirst seenLast seenDNS
symbio.global 13 2025-08-18 2026-08-27 ok
*.symbio.global 5 2025-08-18 2026-07-19 —
kibana.symbio.global 8 2026-04-12 2026-08-29 ok
esyd.kibana.symbio.global 4 2026-04-11 2026-08-09 ok
nsyd.kibana.symbio.global 5 2026-04-28 2026-08-26 ok
elastic.symbio.global 8 2026-04-13 2026-08-28 ok
esyd.elastic.symbio.global 4 2026-04-11 2026-08-09 ok
nsyd.elastic.symbio.global 5 2026-04-28 2026-08-26 ok
messaging.symbio.global 7 2025-07-10 2026-09-24 nodata
*.messaging.symbio.global 6 2025-07-10 2026-09-24 —
www.messaging.symbio.global 1 2025-08-19 2025-08-19 nxdomain
skyhigh-staging.symbio.global 9 2026-05-26 2026-09-21 ok
www.skyhigh-staging.symbio.global 1 2026-06-17 2026-06-17 nxdomain
skyhigh-api-staging.symbio.global 15 2026-04-11 2026-10-05 ok
www.skyhigh-api-staging.symbio.global 1 2026-06-17 2026-06-17 nxdomain
skyhigh-mail-staging.symbio.global 11 2025-08-12 2026-08-08 ok
www.skyhigh-mail-staging.symbio.global 1 2025-08-12 2025-08-12 nxdomain
rating.sg.symbio.global 2 2025-07-30 2026-06-30 nodata
*.rating.sg.symbio.global 2 2025-07-30 2026-06-30 —
plexus.sg.symbio.global 4 2025-08-03 2026-09-26 nodata
*.plexus.sg.symbio.global 4 2025-08-03 2026-09-26 —
rating.uat.sg.symbio.global 2 2025-07-02 2026-06-02 nodata
*.rating.uat.sg.symbio.global 2 2025-07-02 2026-06-02 —
plexus.uat.sg.symbio.global 5 2025-08-03 2026-08-23 nodata
*.plexus.uat.sg.symbio.global 5 2025-08-03 2026-08-23 —
plexus.sandpit.sg.symbio.global 2 2025-06-13 2026-05-14 nodata
*.plexus.sandpit.sg.symbio.global 2 2025-06-13 2026-05-14 —
skyhigh.symbio.global 11 2026-06-02 2026-09-28 ok
logstash.symbio.global 8 2026-04-09 2026-08-07 ok
esyd.logstash.symbio.global 4 2026-06-06 2026-10-04 ok
nsyd.logstash.symbio.global 4 2026-06-06 2026-10-04 ok
skyhigh-api.symbio.global 7 2026-06-02 2026-09-28 ok
portal.symbio.global 1 2026-09-30 2026-09-30 nodata
apm.symbio.global 9 2026-04-16 2026-08-28 ok
esyd.apm.symbio.global 4 2026-04-11 2026-08-09 ok
nsyd.apm.symbio.global 5 2026-04-29 2026-08-27 ok
cx.apm.symbio.global 9 2026-04-14 2026-08-28 ok
skyhigh-test-migration.symbio.global 13 2026-05-22 2026-09-18 ok
skyhigh-api-test-migration.symbio.global 6 2026-05-18 2026-09-13 ok
a2p.symbio.global 5 2026-05-04 2026-10-04 ok
*.a2p.symbio.global 5 2026-05-04 2026-10-04 —
resources.symbio.global 3 2026-07-14 2026-09-12 ok
mms.symbio.global 2 2026-03-24 2026-08-24 ok
*.mms.symbio.global 2 2026-03-24 2026-08-24 —
careers.symbio.global 6 2026-05-06 2026-09-01 ok
webassets.symbio.global 5 2026-04-24 2026-08-22 ok
uat.symbio.global 3 2025-08-15 2026-07-16 nodata
*.uat.symbio.global 3 2025-08-15 2026-07-16 —
routing-graphql-internal.uat.symbio.global 1 2026-09-28 2026-09-28 ok
login.ucp.uat.symbio.global 10 2026-04-24 2026-08-21 ok
test-connect.uat.symbio.global 1 2026-09-28 2026-09-28 nxdomain
contact.symbio.global 3 2026-06-29 2026-09-25 ok
surge-test.symbio.global 7 2026-08-19 2026-09-30 ok
skyhigh-test.symbio.global 8 2026-04-21 2026-08-17 ok
surge-api-test.symbio.global 4 2026-08-19 2026-09-30 ok
skyhigh-api-test.symbio.global 10 2025-08-06 2026-08-07 ok
www.skyhigh-api-test.symbio.global 1 2025-08-06 2025-08-06 nxdomain
voice.test.symbio.global 13 2026-07-13 2026-09-13 nodata
esyd1d-c-cas-lb.voice.test.symbio.global 13 2026-07-13 2026-09-13 nxdomain
sip00.mvp27a.oca.au.symbio.global 22 2026-05-08 2026-09-28 nxdomain
sip10.mvp27a.oca.au.symbio.global 22 2026-05-08 2026-09-28 ok
sip20.mvp27a.oca.au.symbio.global 22 2026-05-08 2026-09-28 nxdomain
sip00.mvp27b.oca.au.symbio.global 24 2026-05-08 2026-09-28 nxdomain
sip10.mvp27b.oca.au.symbio.global 24 2026-05-08 2026-09-28 ok
sip20.mvp27b.oca.au.symbio.global 22 2026-05-08 2026-09-28 nxdomain
eks.shared.au.symbio.global 2 2026-03-03 2026-07-19 nodata
*.eks.shared.au.symbio.global 2 2026-03-03 2026-07-19 —
prod.au.symbio.global 1 2025-12-07 2025-12-07 nodata
*.prod.au.symbio.global 1 2025-12-07 2025-12-07 —
voice.prod.au.symbio.global 15 2026-07-13 2026-09-15 nodata
esyd1p-x-ngv-lb.voice.prod.au.symbio.global 15 2026-07-13 2026-09-15 nxdomain
nsyd1p-x-ngv-lb.voice.prod.au.symbio.global 15 2026-07-13 2026-09-15 nxdomain
k8s.medion.prod.au.symbio.global 1 2026-01-06 2026-01-06 nodata
*.k8s.medion.prod.au.symbio.global 1 2026-01-06 2026-01-06 —
eks.medion.prod.au.symbio.global 2 2026-03-04 2026-07-20 nodata
*.eks.medion.prod.au.symbio.global 2 2026-03-04 2026-07-20 —
dt.prod.au.symbio.global 2 2026-04-17 2026-09-17 ok
k8s.medion.nonprod.au.symbio.global 1 2026-01-06 2026-01-06 nodata
*.k8s.medion.nonprod.au.symbio.global 1 2026-01-06 2026-01-06 —
eks.medion.nonprod.au.symbio.global 2 2026-03-04 2026-07-20 nodata
*.eks.medion.nonprod.au.symbio.global 2 2026-03-04 2026-07-20 —
dt.nonprod.au.symbio.global 9 2025-09-17 2026-08-19 ok
exdt.nonprod.au.symbio.global 2 2025-10-17 2026-09-17 ok
rating.au.symbio.global 2 2025-07-30 2026-06-30 nodata
*.rating.au.symbio.global 2 2025-07-30 2026-06-30 —
plexus.au.symbio.global 4 2025-07-30 2026-07-04 nodata
*.plexus.au.symbio.global 4 2025-07-30 2026-07-04 —
uat.au.symbio.global 3 2026-03-09 2026-08-09 nodata
*.uat.au.symbio.global 3 2026-03-09 2026-08-09 —
rating.uat.au.symbio.global 2 2025-07-02 2026-06-02 nodata
*.rating.uat.au.symbio.global 2 2025-07-02 2026-06-02 —
plexus.uat.au.symbio.global 4 2025-07-02 2026-07-04 nodata
*.plexus.uat.au.symbio.global 4 2025-07-02 2026-07-04 —
plexus.sandpit.au.symbio.global 4 2026-04-22 2026-09-22 nodata
*.plexus.sandpit.au.symbio.global 4 2026-04-22 2026-09-22 —
dev.au.symbio.global 1 2025-12-24 2025-12-24 nodata
*.dev.au.symbio.global 1 2025-12-24 2025-12-24 —
sip00.kkd.oca.dev.au.symbio.global 20 2026-05-08 2026-09-28 ok
rkweb.dev.au.symbio.global 7 2026-05-09 2026-09-06 nxdomain
rating.dev.au.symbio.global 2 2025-07-02 2026-06-02 nodata

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/symbio.global.

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/symbio.global.