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.

79 hosts · 443 ms

HostCertsFirst seenLast seenDNS
suri.cz 5 2026-04-26 2026-10-04 ok
*.suri.cz 5 2026-04-26 2026-10-04 —
s20.suri.cz 5 2026-05-07 2026-09-04 ok
board.s20.suri.cz 5 2026-05-08 2026-09-05 ok
npm.s20.suri.cz 5 2026-05-07 2026-09-04 ok
tools-pfp.s20.suri.cz 5 2026-05-14 2026-09-11 ok
gc1.suri.cz 4 2026-06-07 2026-10-04 ok
gc2.suri.cz 4 2026-06-07 2026-10-04 ok
fe-source2.suri.cz 4 2026-06-06 2026-10-04 ok
ckp2.suri.cz 4 2026-06-07 2026-10-04 ok
fastquotes2.suri.cz 4 2026-06-07 2026-10-04 ok
gc3.suri.cz 4 2026-06-06 2026-10-04 ok
cb-ba.suri.cz 5 2026-05-29 2026-08-09 ok
check-data.suri.cz 7 2026-06-03 2026-10-01 ok
beta.suri.cz 2 2026-07-08 2026-08-29 ok
carb.suri.cz 4 2026-05-21 2026-07-20 ok
adminer.gc.suri.cz 5 2026-04-25 2026-08-22 ok
mid.suri.cz 1 2026-09-18 2026-09-18 ok
track.send.suri.cz 5 2026-05-02 2026-08-30 ok
pruvodce.suri.cz 5 2026-05-14 2026-09-11 ok
fe-source.suri.cz 4 2026-06-07 2026-10-04 ok
*.stage.suri.cz 5 2026-06-17 2026-10-05 —
mid.stage.suri.cz 2 2026-06-15 2026-06-15 ok
crud.stage.suri.cz 4 2026-05-15 2026-07-14 ok
contract-crud.stage.suri.cz 2 2026-06-08 2026-06-08 ok
ts-be.stage.suri.cz 4 2026-04-29 2026-06-28 ok
terminate.stage.suri.cz 3 2026-04-17 2026-06-16 ok
ts.stage.suri.cz 4 2026-04-29 2026-06-28 ok
pet.stage.suri.cz 2 2026-06-01 2026-06-01 ok
pet-agent.stage.suri.cz 2 2026-06-01 2026-06-01 ok
terminate.suri.cz 5 2026-05-29 2026-09-26 ok
email.mg.suri.cz 5 2026-05-04 2026-09-01 ok
staging.suri.cz 4 2026-06-07 2026-10-04 ok
tracking.suri.cz 5 2026-05-09 2026-09-06 ok
potvrzeni.suri.cz 5 2026-05-15 2026-09-11 ok
api.suri.cz 5 2026-04-18 2026-09-23 ok
hugo-api.suri.cz 5 2026-05-12 2026-09-09 ok
*.api.suri.cz 5 2026-04-18 2026-09-23 —
product.strapi.suri.cz 5 2026-05-25 2026-09-22 ok
partneri.suri.cz 6 2026-04-28 2026-10-01 ok
link.suri.cz 4 2026-04-16 2026-08-12 ok
alert-channel.suri.cz 4 2026-06-08 2026-10-06 ok
iam.suri.cz 5 2026-05-14 2026-09-11 ok
sgtm.suri.cz 5 2026-05-14 2026-09-11 ok
cdn.suri.cz 5 2026-05-04 2026-09-01 ok
stage.pro.suri.cz 9 2026-05-07 2026-10-04 ok
track.auto.suri.cz 5 2026-05-22 2026-09-19 ok
app.suri.cz 2 2026-02-28 2026-07-16 ok
cms.suriapp.suri.cz 5 2026-05-05 2026-09-02 ok
stage.car.suri.cz 9 2026-04-21 2026-10-05 ok
*.stage.car.suri.cz 6 2026-06-17 2026-10-05 —
lkjg6r54erge6a.stage.car.suri.cz 3 2026-04-19 2026-06-18 ok
b.stage.car.suri.cz 3 2026-04-19 2026-06-18 ok
sdf5s4f6s5df4b.stage.car.suri.cz 5 2026-04-19 2026-06-18 ok
strapi.stage.car.suri.cz 4 2026-05-09 2026-07-07 ok
cms.stage.car.suri.cz 4 2026-05-04 2026-07-03 ok
pipe-tests.stage.car.suri.cz 2 2026-06-08 2026-06-08 ok
rev-default.stage.car.suri.cz 2 2026-05-27 2026-05-27 ok
csat-ks.suri.cz 5 2026-05-06 2026-09-03 ok
boss.suri.cz 5 2026-05-30 2026-09-14 ok
*.boss.suri.cz 5 2026-05-30 2026-09-14 —
crud.boss.suri.cz 5 2026-05-28 2026-09-25 ok
test.boss.suri.cz 4 2026-05-31 2026-09-18 ok
*.test.boss.suri.cz 4 2026-05-31 2026-09-18 —
dev.boss.suri.cz 4 2026-05-31 2026-09-18 ok
*.dev.boss.suri.cz 4 2026-05-31 2026-09-18 —
review.boss.suri.cz 3 2026-06-05 2026-09-23 ok
*.review.boss.suri.cz 3 2026-06-05 2026-09-23 —
cc-shifts.suri.cz 5 2026-04-23 2026-08-21 ok
csat.suri.cz 5 2026-04-24 2026-08-22 ok
pet.suri.cz 5 2026-05-13 2026-09-10 ok
pet-agent.suri.cz 5 2026-05-13 2026-09-10 ok
stage.be-client.suri.cz 11 2026-05-14 2026-10-03 ok
bank-account.suri.cz 2 2026-05-29 2026-05-29 ok
email.mgst.suri.cz 5 2026-05-03 2026-08-31 ok
new.suri.cz 6 2026-04-19 2026-09-30 ok
*.new.suri.cz 6 2026-04-19 2026-09-30 —
recommend-matrix.suri.cz 1 2026-09-24 2026-09-24 ok
property.suri.cz 5 2026-05-15 2026-09-12 ok

Programmatic access, with DNS A records: API GET /v1/hosts/suri.cz (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/suri.cz.