Warrior Met Coal · Domain Security

Warrior Met Coal Domain Security

Domain security

Domain security posture for Warrior Met Coal, probed live across 3 host(s) and 1 registrable domain(s). 1 host(s) serve HTTPS; 0 advertise HSTS. Email/DNS controls: DNSSEC present, SPF absent, DMARC present (p=reject).

CoalMiningSteel

Transport & Host Security

www.warriormetcoal.com
HTTPS: yes · HSTS: no
developer.warriormetcoal.com
HTTPS: no · HSTS: no
api.warriormetcoal.com
HTTPS: no · HSTS: no

Domain (DNS/Email) Security

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

Source

Domain Security

warrior-met-coal-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.warriormetcoal.com
  https: true
  tls_cert_error: '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch,
    certificate is not valid for ''www.warrior'
  hsts: null
- host: developer.warriormetcoal.com
  https: false
- host: api.warriormetcoal.com
  https: false
domains:
- domain: warriormetcoal.com
  dnssec: true
  caa: []
  spf: false
  dmarc: true
  dmarc_policy: reject