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.

25 hosts · 307 ms

HostCertsFirst seenLast seenDNS
kabu.com 23 2025-06-16 2026-09-14 ok
*.kabu.com 23 2025-06-16 2026-09-14 —
rc.lab-10.kabu.com 5 2026-05-16 2026-09-19 ok
ci.lab-10.kabu.com 3 2026-06-06 2026-08-08 ok
docs.lab-10.kabu.com 2 2026-02-20 2026-07-08 ok
git.lab-10.kabu.com 11 2026-05-01 2026-10-01 ok
*.dev2.kabu.com 3 2025-07-30 2026-08-18 —
click.kabu.com 1 2026-06-15 2026-06-15 ok
*.jol.kabu.com 1 2025-10-16 2025-10-16 —
mgmt.admin.acc.jol.kabu.com 3 2026-03-30 2026-08-30 nodata
mgmt.admin.api.jol.kabu.com 2 2025-06-20 2026-05-21 nodata
tims.jol.kabu.com 2 2026-03-23 2026-09-28 nxdomain
cryptobin.kabu.com 4 2026-04-08 2026-09-30 ok
cloud.info.kabu.com 1 2026-04-18 2026-04-18 ok
image.info.kabu.com 2 2025-07-16 2026-08-03 ok
faq.kabu.com 2 2026-01-28 2026-01-28 ok
career.kabu.com 4 2026-03-09 2026-09-07 ok
semaadebis.kabu.com 3 2026-04-18 2026-09-18 ok
*.devadt.kabu.com 2 2026-03-24 2026-09-29 —
*.devst.kabu.com 1 2025-09-19 2025-09-19 —
mgmt.dvadmin.acc.ext.kabu.com 3 2026-03-26 2026-08-26 nodata
*.kabu.kabu.com 2 2025-08-22 2026-09-07 —
sso-kc.kabu.kabu.com 3 2026-03-30 2026-08-30 nodata
*.sso-kc.kabu.kabu.com 3 2026-03-30 2026-08-30 —
www.kabu.com 1 2026-01-15 2026-01-15 ok

Programmatic access, with DNS A records: API GET /v1/hosts/kabu.com (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/kabu.com.