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.

50 hosts · 335 ms

HostCertsFirst seenLast seenDNS
binalyze.ai 496 2026-04-09 2026-10-05 ok
*.binalyze.ai 14 2026-05-14 2026-09-09 —
kb.binalyze.ai 8 2026-05-05 2026-08-31 ok
wardgate-prod.binalyze.ai 11 2026-03-10 2026-09-02 ok
fleet-prod.binalyze.ai 16 2026-04-24 2026-08-22 ok
outpost-prod.binalyze.ai 26 2026-04-09 2026-10-04 ok
sandbox-prod.binalyze.ai 14 2026-04-26 2026-08-22 ok
fleet-core.binalyze.ai 8 2026-05-26 2026-09-21 nxdomain
wardgate.binalyze.ai 3 2026-03-10 2026-07-09 ok
fleet-staging.binalyze.ai 10 2026-05-27 2026-09-22 nxdomain
legal.binalyze.ai 2 2026-09-08 2026-09-08 ok
kb-cisco.binalyze.ai 9 2026-05-05 2026-08-31 ok
kb-mcp.binalyze.ai 6 2026-07-05 2026-09-02 ok
mssp.binalyze.ai 4 2026-09-02 2026-09-28 ok
notar.binalyze.ai 18 2026-04-19 2026-08-16 ok
docs.binalyze.ai 2 2026-08-24 2026-08-24 ok
*.docs.binalyze.ai 2 2026-08-24 2026-08-24 —
kb-artifacts.binalyze.ai 11 2026-06-01 2026-09-27 ok
fleet.binalyze.ai 48 2026-04-24 2026-09-23 ok
user.fleet.binalyze.ai 9 2026-05-20 2026-09-15 nxdomain
fleet-agent.binalyze.ai 14 2026-04-20 2026-09-20 nxdomain
backlot.binalyze.ai 4 2026-08-06 2026-10-04 ok
*.backlot.binalyze.ai 4 2026-08-06 2026-10-04 —
auth.backlot.binalyze.ai 2 2026-08-10 2026-08-10 ok
*.auth.backlot.binalyze.ai 2 2026-08-10 2026-08-10 —
api.backlot.binalyze.ai 6 2026-08-06 2026-10-04 ok
*.api.backlot.binalyze.ai 6 2026-08-06 2026-10-04 —
outpost.binalyze.ai 22 2026-04-09 2026-10-04 ok
auth-prod.outpost.binalyze.ai 26 2026-04-09 2026-10-04 ok
api-prod.outpost.binalyze.ai 26 2026-04-09 2026-10-04 ok
admin-prod.outpost.binalyze.ai 2 2026-10-05 2026-10-05 ok
*.admin-prod.outpost.binalyze.ai 2 2026-10-05 2026-10-05 —
auth.outpost.binalyze.ai 22 2026-04-09 2026-10-04 ok
api.outpost.binalyze.ai 26 2026-04-09 2026-10-04 ok
admin.outpost.binalyze.ai 2 2026-10-05 2026-10-05 ok
*.admin.outpost.binalyze.ai 2 2026-10-05 2026-10-05 —
auth-dev.outpost.binalyze.ai 34 2026-04-10 2026-10-04 ok
api-dev.outpost.binalyze.ai 34 2026-04-10 2026-10-04 ok
admin-dev.outpost.binalyze.ai 2 2026-10-01 2026-10-01 ok
*.admin-dev.outpost.binalyze.ai 2 2026-10-01 2026-10-01 —
trust.binalyze.ai 7 2026-07-21 2026-09-18 ok
wardgate-dev.binalyze.ai 9 2026-03-10 2026-09-02 ok
fleet-dev.binalyze.ai 12 2026-05-18 2026-09-23 ok
*.fleet-dev.binalyze.ai 4 2026-05-18 2026-07-16 —
outpost-dev.binalyze.ai 28 2026-04-09 2026-10-04 ok
sandbox-dev.binalyze.ai 12 2026-05-07 2026-09-02 ok
*.sandbox-dev.binalyze.ai 6 2026-05-18 2026-07-16 —
www.binalyze.ai 12 2026-05-14 2026-08-14 ok
sandbox.binalyze.ai 30 2026-04-24 2026-08-22 ok
academy.binalyze.ai 2 2026-09-30 2026-09-30 ok

Programmatic access, with DNS A records: API GET /v1/hosts/binalyze.ai (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/binalyze.ai.