generated: '2026-09-13'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: help.proofpoint.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec 10 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: tap-api-v2.proofpoint.com
  https: true
  tls_version: TLSv1.2
  cert_expires: Dec 10 23:59:59 2026 GMT
  hsts: null
- host: threatprotection-api.proofpoint.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 16 23:59:59 2026 GMT
  hsts: null
domains:
- domain: proofpoint.com
  dnssec: false
  caa:
  - 0 issue "comodo.com"
  - 0 issue "thawte.com"
  spf: true
  dmarc: true
  dmarc_policy: reject