GrowthBook · Domain Security

Growthbook Domain Security

Domain security

Domain security posture for GrowthBook, probed live across 3 host(s) and 1 registrable domain(s). 3 host(s) serve HTTPS (up to TLSv1.3); 2 advertise HSTS. Email/DNS controls: DNSSEC absent, SPF present, DMARC present (p=none).

Feature FlagsExperimentationOpen SourceAB TestingAnalytics

Transport & Host Security

www.growthbook.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 24 12:14:47 2026 GMT
docs.growthbook.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 17 02:34:31 2026 GMT
api.growthbook.io
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Dec 30 23:59:59 2026 GMT

Domain (DNS/Email) Security

growthbook.io
DNSSEC: no · SPF: yes · DMARC: yes (p=none) · 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: www.growthbook.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 24 12:14:47 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: docs.growthbook.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 17 02:34:31 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: api.growthbook.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec 30 23:59:59 2026 GMT
  hsts: false
domains:
- domain: growthbook.io
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: none