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.

18 hosts · 398 ms

HostCertsFirst seenLast seenDNS
bseindia.com 10 2025-09-01 2026-10-06 ok
*.bseindia.com 10 2025-09-01 2026-10-06 —
marketdata.bseindia.com 5 2026-04-17 2026-05-28 ok
*.marketdata.bseindia.com 4 2026-04-17 2026-05-28 —
auth.marketdata.bseindia.com 4 2026-04-16 2026-09-16 ok
api.marketdata.bseindia.com 5 2026-04-16 2026-09-16 ok
admin.marketdata.bseindia.com 2 2026-04-17 2026-05-28 ok
*.admin.marketdata.bseindia.com 2 2026-04-17 2026-05-28 —
uatmarketdata.bseindia.com 6 2026-02-13 2026-05-28 ok
*.uatmarketdata.bseindia.com 3 2026-02-13 2026-05-28 —
sca.uatmarketdata.bseindia.com 1 2026-05-26 2026-05-26 ok
auth.uatmarketdata.bseindia.com 1 2026-02-14 2026-02-14 ok
api.uatmarketdata.bseindia.com 6 2026-02-23 2026-07-29 ok
admin.uatmarketdata.bseindia.com 3 2026-02-20 2026-05-28 ok
*.admin.uatmarketdata.bseindia.com 2 2026-03-13 2026-05-28 —
sonar.uatmarketdata.bseindia.com 1 2026-05-11 2026-05-11 nxdomain
enterpriseregistration.bseindia.com 1 2025-12-10 2025-12-10 ok
fs.bseindia.com 1 2025-12-10 2025-12-10 ok

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