GitLab · Domain Security

Gitlab Domain Security

Domain security

Domain security posture for GitLab, 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=reject).

CodePlatformSoftware DevelopmentSource Control

Transport & Host Security

about.gitlab.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 18 18:49:38 2026 GMT
docs.gitlab.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 18 12:39:50 2026 GMT
developer.gitlab.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Oct 7 17:32:43 2026 GMT

Domain (DNS/Email) Security

gitlab.com
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: about.gitlab.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 18 18:49:38 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: docs.gitlab.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 18 12:39:50 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: developer.gitlab.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  7 17:32:43 2026 GMT
  hsts: false
domains:
- domain: gitlab.com
  dnssec: false
  caa:
  - 0 issue "amazon.com"
  - 0 issue "amazonaws.com"
  - 0 issue "amazontrust.com"
  - 0 issue "awstrust.com"
  - 0 issue "comodoca.com"
  - 0 issue "digicert.com; cansignhttpexchanges=yes"
  spf: true
  dmarc: true
  dmarc_policy: reject