Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts and first/last seen dates.

30 hosts · 297 ms

HostCertsFirst seenLast seen
bfore.ai 36 2026-04-09 2026-10-04
*.bfore.ai 20 2026-04-09 2026-10-04
grafana.bfore.ai 4 2026-04-28 2026-08-12
iguazu-nessie-preprod.bfore.ai 5 2026-05-12 2026-09-09
iguazu-trino-preprod.bfore.ai 4 2026-06-09 2026-10-07
iguazu-nessie.bfore.ai 5 2026-05-12 2026-09-09
loglake.bfore.ai 5 2026-05-13 2026-09-11
firezone.bfore.ai 5 2026-04-16 2026-09-07
staging.bfore.ai 14 2026-05-10 2026-09-05
blog.bfore.ai 2 2026-04-18 2026-04-18
preleak.bfore.ai 7 2026-08-03 2026-09-27
api.preleak.bfore.ai 1 2026-08-04 2026-08-04
keycloak.bfore.ai 4 2026-04-17 2026-08-15
portal.bfore.ai 15 2026-04-18 2026-10-12
mail.bfore.ai 2 2026-06-21 2026-06-21
webmail.bfore.ai 2 2026-06-21 2026-06-21
pmm.bfore.ai 5 2026-05-15 2026-10-04
enrichtakedown.bfore.ai 2 2026-06-08 2026-06-08
go.bfore.ai 12 2026-05-04 2026-08-30
apollo.bfore.ai 17 2026-04-17 2026-10-12
iguazu-trino.bfore.ai 4 2026-06-10 2026-10-08
docs.bfore.ai 7 2026-05-28 2026-09-23
taxiidocs.bfore.ai 3 2026-05-12 2026-09-24
enrichment-kibana-dev.bfore.ai 4 2026-04-21 2026-08-19
iguazu-nessie-dev.bfore.ai 5 2026-06-05 2026-09-04
loglake-dev.bfore.ai 5 2026-05-09 2026-09-05
auth-login-dev.bfore.ai 1 2026-09-10 2026-09-10
iguazu-trino-dev.bfore.ai 2 2026-07-07 2026-07-07
enrichment-es-dev.bfore.ai 4 2026-04-21 2026-08-19
www.bfore.ai 14 2026-05-17 2026-09-12

Programmatic access: API GET /v1/hosts/bfore.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/bfore.ai.