generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: learn.microsoft.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec 11 02:26:09 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: graph.microsoft.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec  2 03:53:00 2026 GMT
  hsts: null
- host: excel.office.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov 29 23:25:49 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: microsoft.com
  dnssec: false
  caa:
  - 0 contactemail "caarecordaware@microsoft.com"
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: office.com
  dnssec: true
  caa:
  - 0 iodef "mailto:domains@microsoft.com"
  - 0 issue "digicert.com"
  - 0 issue "dtrust.de"
  - 0 issue "entrust.net"
  - 0 issue "globalsign.com"
  - 0 issue "microsoft.com"
  spf: false
  dmarc: true
  dmarc_policy: quarantine