generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.isa.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec 10 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: opcfoundation.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  2 01:15:05 2026 GMT
  hsts: false
- host: mqtt.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 22 20:15:21 2026 GMT
  hsts: false
domains:
- domain: isa.org
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine
- domain: opcfoundation.org
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none