Doe Domain Security

Domain security

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

EnergyGovernmentRenewable EnergyElectricityNatural GasPetroleumSolarWindElectric VehiclesAlternative FuelsNuclearScientific Research

Transport & Host Security

www.energy.gov

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 26 23:59:59 2026 GMT

www.eia.gov

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Aug 19 23:59:59 2026 GMT

api.eia.gov

HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Sep 18 17:20:52 2026 GMT

Domain (DNS/Email) Security

energy.gov

DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: none

eia.gov

DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: none

Source

Domain Security

generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.energy.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 26 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: www.eia.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 19 23:59:59 2026 GMT
  hsts: null
- host: api.eia.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 18 17:20:52 2026 GMT
  hsts: null
domains:
- domain: energy.gov
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: eia.gov
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject

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