Google Flutter · Domain Security

Google Flutter Domain Security

Domain security

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

Cross-PlatformDartGoogleMobile DevelopmentOpen SourceUI Framework

Transport & Host Security

flutter.dev
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 25 23:13:47 2026 GMT
pub.dev
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 25 21:28:38 2026 GMT

Domain (DNS/Email) Security

flutter.dev
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: yes
pub.dev
DNSSEC: no · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: flutter.dev
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 25 23:13:47 2026 GMT
  hsts: true
  hsts_max_age: 31556926
- host: pub.dev
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 25 21:28:38 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: flutter.dev
  dnssec: false
  caa:
  - 0 issue "pki.goog"
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: pub.dev
  dnssec: false
  caa:
  - 0 issue "pki.goog"
  spf: true
  dmarc: true
  dmarc_policy: reject