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.

34 hosts · 238 ms

HostCertsFirst seenLast seenDNS
tet.lv 4 2026-04-13 2026-10-05 ok
*.tet.lv 3 2026-04-16 2026-10-05 —
wifi-auth-1.tet.lv 2 2025-07-04 2026-07-29 ok
*.s3c1.tet.lv 1 2026-04-13 2026-04-13 —
tluisp1.tet.lv 3 2026-05-21 2026-08-31 ok
wifi-auth-2.tet.lv 2 2025-07-04 2026-07-29 ok
s3a2.tet.lv 1 2025-12-11 2025-12-11 ok
*.s3a2.tet.lv 2 2025-12-11 2026-04-13 —
*.s3c2.tet.lv 1 2026-04-13 2026-04-13 —
g343.tet.lv 2 2025-12-04 2025-12-05 ok
sbc-lbanka.tet.lv 2 2026-04-02 2026-09-29 ok
www.sbc-lbanka.tet.lv 2 2026-04-02 2026-09-29 nxdomain
sbc-saeima.tet.lv 1 2026-07-24 2026-07-24 ok
www.sbc-saeima.tet.lv 1 2026-07-24 2026-07-24 nxdomain
karjera.tet.lv 6 2025-07-16 2026-08-05 ok
www.karjera.tet.lv 2 2025-07-16 2026-07-31 nxdomain
ac9-sbc-vcube.tet.lv 1 2026-09-08 2026-09-08 ok
www.ac9-sbc-vcube.tet.lv 1 2026-09-08 2026-09-08 nxdomain
ump-device.tet.lv 2 2025-07-17 2026-08-06 ok
ump-tst-device.tet.lv 2 2025-07-17 2026-08-06 ok
sbc-samsung.tet.lv 2 2025-07-16 2026-07-07 ok
www.sbc-samsung.tet.lv 2 2025-07-16 2026-07-07 nxdomain
wifi-auth.tet.lv 2 2025-07-04 2026-07-29 ok
sbc-ergo.tet.lv 2 2025-08-13 2026-07-31 ok
www.sbc-ergo.tet.lv 2 2025-08-13 2026-07-31 nxdomain
autodiscover.tet.lv 1 2025-09-10 2025-09-10 ok
aptaujas.tet.lv 5 2026-04-28 2026-08-27 ok
kiberzinas.tet.lv 5 2026-05-04 2026-09-01 ok
tiklavairogs.tet.lv 5 2026-04-28 2026-08-26 ok
payments.tet.lv 1 2026-04-16 2026-04-16 ok
www.payments.tet.lv 1 2026-04-16 2026-04-16 nxdomain
pasts.tet.lv 1 2025-09-10 2025-09-10 ok
karjera-test.tet.lv 5 2026-04-22 2026-08-20 ok
tiklavairogs-test.tet.lv 5 2026-05-20 2026-09-18 ok

Programmatic access, with DNS A records: API GET /v1/hosts/tet.lv (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/tet.lv.