GSMA Open Gateway · Domain Security

Open Gateway Domain Security

Domain security

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

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Transport & Host Security

www.gsma.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 15 14:00:34 2026 GMT
open-gateway.gsma.com
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 3 16:58:09 2026 GMT

Domain (DNS/Email) Security

gsma.com
DNSSEC: yes · SPF: yes · DMARC: yes (p=quarantine) · CAA: none

Source

Domain Security

Raw ↑ 
generated: '2026-07-25'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.gsma.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 15 14:00:34 2026 GMT
  hsts: true
  hsts_max_age: 15552000
- host: open-gateway.gsma.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct  3 16:58:09 2026 GMT
  hsts: true
  hsts_max_age: 15552000
domains:
- domain: gsma.com
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine

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