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) · 473 ms

HostCertsFirst seenLast seenDNS
bik.pl 6 2025-09-02 2026-09-04 ok
*.bik.pl 3 2025-09-02 2026-08-14 —
debt360.bik.pl 3 2025-08-21 2026-08-14 ok
www.debt360.bik.pl 3 2025-08-21 2026-08-14 nxdomain
sttdebt360.bik.pl 3 2025-08-21 2026-08-14 nxdomain
www.sttdebt360.bik.pl 3 2025-08-21 2026-08-14 nxdomain
omail1.bik.pl 1 2026-06-03 2026-06-03 ok
omail2.bik.pl 1 2026-06-03 2026-06-03 ok
uatmakm2.bik.pl 1 2026-04-13 2026-04-13 ok
www.uatmakm2.bik.pl 1 2026-04-13 2026-04-13 nxdomain
uatnowekonto2.bik.pl 1 2026-04-13 2026-04-13 ok
www.uatnowekonto2.bik.pl 1 2026-04-13 2026-04-13 nxdomain
st2.bik.pl 4 2025-09-16 2026-09-15 ok
www.st2.bik.pl 4 2025-09-16 2026-09-15 nxdomain
media.bik.pl 1 2026-06-24 2026-06-24 ok
www.media.bik.pl 1 2026-06-24 2026-06-24 ok
szkolenia.bik.pl 1 2026-05-21 2026-05-21 ok
www.szkolenia.bik.pl 1 2026-05-21 2026-05-21 ok
kariera.bik.pl 3 2025-10-02 2026-09-28 ok
www.kariera.bik.pl 3 2025-10-02 2026-09-28 ok
grafana-stt2.biksa.bik.pl 6 2026-07-13 2026-08-20 nxdomain
grafana-stt.biksa.bik.pl 6 2026-07-13 2026-08-20 nxdomain
baza.bik.pl 1 2026-06-29 2026-06-29 ok
www.baza.bik.pl 1 2026-06-29 2026-06-29 ok
stt-antyfraud.bik.pl 1 2025-10-27 2025-10-27 nodata
www.stt-antyfraud.bik.pl 1 2025-10-27 2025-10-27 nxdomain
login.device.bik.pl 1 2026-04-21 2026-04-21 nxdomain
echelon.device.bik.pl 1 2026-04-21 2026-04-21 ok
www.echelon.device.bik.pl 1 2026-04-21 2026-04-21 nxdomain
zipper.device.bik.pl 1 2026-04-21 2026-04-21 nxdomain
stt.device.bik.pl 1 2026-01-21 2026-01-21 ok
keycloak.stt.device.bik.pl 1 2026-01-22 2026-01-22 ok
echelon.stt.device.bik.pl 1 2026-01-22 2026-01-22 ok
zipper.stt.device.bik.pl 1 2026-01-22 2026-01-22 ok
www.stt.device.bik.pl 1 2026-01-21 2026-01-21 nxdomain
gateway.stt.device.bik.pl 1 2026-01-22 2026-01-22 ok
gateway.device.bik.pl 1 2026-04-21 2026-04-21 nxdomain
rezerwacje.bik.pl 2 2025-08-05 2026-08-05 nodata
www.rezerwacje.bik.pl 2 2025-08-05 2026-08-05 nxdomain
bikshare.bik.pl 2 2026-01-15 2026-03-11 ok
www.bikshare.bik.pl 2 2026-01-15 2026-03-11 nxdomain
sttbikshare.bik.pl 2 2026-03-12 2026-09-25 ok
www.sttbikshare.bik.pl 2 2026-03-12 2026-09-25 nxdomain
rozwiazania-antyfraudowe.bik.pl 1 2025-10-27 2025-10-27 ok
www.rozwiazania-antyfraudowe.bik.pl 1 2025-10-27 2025-10-27 nxdomain
paf.bik.pl 4 2025-09-22 2026-09-18 ok
www.paf.bik.pl 4 2025-09-22 2026-09-18 nxdomain
krzmsig.bik.pl 1 2026-01-05 2026-01-05 ok
stt-krzmsig.bik.pl 1 2026-01-05 2026-01-05 ok
www.stt-krzmsig.bik.pl 1 2026-01-05 2026-01-05 nxdomain
www.krzmsig.bik.pl 1 2026-01-05 2026-01-05 nxdomain
sttapiplatformaesg.bik.pl 1 2025-11-18 2025-11-18 ok
sttplatformaesg.bik.pl 1 2025-11-18 2025-11-18 ok
mstg.bik.pl 1 2026-06-23 2026-06-23 ok
www.mstg.bik.pl 1 2026-06-23 2026-06-23 nxdomain
bi.bik.pl 2 2025-08-01 2026-07-31 ok
www.bi.bik.pl 2 2025-08-01 2026-07-31 ok
korektyki.bik.pl 3 2025-08-21 2026-08-14 ok
www.korektyki.bik.pl 3 2025-08-21 2026-08-14 ok
sttkorektyki.bik.pl 1 2026-05-29 2026-05-29 ok
www.sttkorektyki.bik.pl 1 2026-05-29 2026-05-29 ok
api.bik.pl 3 2025-07-28 2026-07-23 ok
www.api.bik.pl 3 2025-07-28 2026-07-23 nxdomain
openapi.bik.pl 1 2026-05-26 2026-05-26 ok
www.openapi.bik.pl 1 2026-05-26 2026-05-26 nxdomain
oapi.bik.pl 1 2026-05-29 2026-05-29 ok
*.oapi.bik.pl 1 2026-05-29 2026-05-29 —
test-gateway.oapi.bik.pl 3 2026-03-11 2026-09-24 nxdomain
www.test-gateway.oapi.bik.pl 3 2026-03-11 2026-09-24 nxdomain
sttapi.bik.pl 2 2026-05-29 2026-06-16 ok
www.sttapi.bik.pl 2 2026-05-29 2026-06-16 nxdomain
callback.bik.pl 1 2025-12-03 2025-12-03 ok
test-callback.bik.pl 1 2025-11-20 2025-11-20 ok
www.test-callback.bik.pl 1 2025-11-20 2025-11-20 nxdomain
www.callback.bik.pl 1 2025-12-03 2025-12-03 nxdomain
click.bik.pl 9 2026-04-25 2026-08-24 ok
portal.bik.pl 1 2026-05-12 2026-05-12 ok
www.portal.bik.pl 1 2026-05-12 2026-05-12 nxdomain
omail.bik.pl 1 2026-06-03 2026-06-03 ok
caidm.bik.pl 3 2025-07-28 2026-07-23 ok
www.caidm.bik.pl 3 2025-07-28 2026-07-23 nxdomain
bikidm.bik.pl 3 2025-07-28 2026-07-23 ok
www.bikidm.bik.pl 3 2025-07-28 2026-07-23 nxdomain
makm.bik.pl 2 2026-03-04 2026-06-19 ok
www.makm.bik.pl 1 2026-03-04 2026-03-04 nxdomain
uatmakm.bik.pl 3 2026-03-04 2026-09-18 ok
www.uatmakm.bik.pl 1 2026-09-18 2026-09-18 nxdomain
sttmakm.bik.pl 3 2026-03-04 2026-09-18 ok
uran.bik.pl 5 2026-04-17 2026-09-28 ok
www.uran.bik.pl 3 2026-04-17 2026-09-28 nxdomain
en.bik.pl 3 2025-09-11 2026-09-04 ok
www.en.bik.pl 3 2025-09-11 2026-09-04 nxdomain
fn.bik.pl 3 2025-09-22 2026-09-18 ok
www.fn.bik.pl 3 2025-09-22 2026-09-18 nxdomain
sttfn.bik.pl 1 2026-06-29 2026-06-29 nxdomain
www.sttfn.bik.pl 1 2026-06-29 2026-06-29 nxdomain
login.bik.pl 3 2025-08-21 2026-08-14 ok
www.login.bik.pl 3 2025-08-21 2026-08-14 nxdomain
saturn.bik.pl 1 2026-02-17 2026-02-17 ok
www.saturn.bik.pl 1 2026-02-17 2026-02-17 nxdomain

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/bik.pl.

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/bik.pl.