The Guardian · Domain Security

Guardian Domain Security

Domain security

Domain security posture for The Guardian, probed live across 2 host(s) and 2 registrable domain(s). 2 host(s) serve HTTPS (up to TLSv1.3); 0 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=reject).

NewsMediaContentArticlesJournalism

Transport & Host Security

open-platform.theguardian.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 21 19:33:19 2026 GMT
content.guardianapis.com
HTTPS: yes · TLS: TLSv1.2 · HSTS: no · cert expires: Jan 22 23:59:59 2027 GMT

Domain (DNS/Email) Security

theguardian.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none
guardianapis.com
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: open-platform.theguardian.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 21 19:33:19 2026 GMT
  hsts: false
- host: content.guardianapis.com
  https: true
  tls_version: TLSv1.2
  cert_expires: Jan 22 23:59:59 2027 GMT
  hsts: null
domains:
- domain: theguardian.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: guardianapis.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject