ICAO · Domain Security

Icao Domain Security

Domain security

Domain security posture for ICAO, probed live across 2 host(s) and 1 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 1 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=quarantine).

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Transport & Host Security

www.icao.int
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Feb 11 23:59:59 2027 GMT
applications.icao.int
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Mar 2 23:59:59 2027 GMT

Domain (DNS/Email) Security

icao.int
DNSSEC: no · SPF: yes · DMARC: yes (p=quarantine) · CAA: yes

Source

Domain Security

icao-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.icao.int
  https: true
  tls_version: TLSv1.3
  cert_expires: Feb 11 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 15552000
- host: applications.icao.int
  https: true
  tls_version: TLSv1.2
  cert_expires: Mar  2 23:59:59 2027 GMT
  hsts: false
domains:
- domain: icao.int
  dnssec: false
  caa:
  - 0 issue "entrust.net"
  spf: true
  dmarc: true
  dmarc_policy: quarantine