generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.ietf.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  5 20:01:07 2026 GMT
  hsts: false
- host: www.w3.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  7 03:48:25 2026 GMT
  hsts: true
  hsts_max_age: 15552000
- host: standards.ieee.org
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 14 09:19:38 2026 GMT
  hsts: true
  hsts_max_age: 2592000
domains:
- domain: ietf.org
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none
- domain: w3.org
  dnssec: false
  caa:
  - 0 issuewild "letsencrypt.org"
  - 0 issuewild "pki.goog; cansignhttpexchanges=yes"
  - 0 issuewild "sectigo.com"
  - 0 issuewild "ssl.com"
  - 0 iodef "mailto:sysreq@w3.org"
  - 0 issue "amazon.com"
  spf: true
  dmarc: true
  dmarc_policy: reject