Hawaiian Electric Industries · Domain Security

Hawaiian Electric Industries Domain Security

Domain security

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

EnergyUtilitiesElectricityGridHolding CompanyHawaiiFortune 1000GeospatialArcGISOpen DataLocational Value MapEV Charging

Transport & Host Security

www.hei.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Dec 7 22:10:50 2026 GMT

www.hawaiianelectric.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Mar 8 23:59:59 2027 GMT

services5.arcgis.com

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 13 23:59:59 2026 GMT

Domain (DNS/Email) Security

hei.com

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

hawaiianelectric.com

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

Source

Domain Security

generated: '2026-09-13'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.hei.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Dec  7 22:10:50 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: www.hawaiianelectric.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Mar  8 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 31536000
- host: services5.arcgis.com
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 13 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: hei.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: hawaiianelectric.com
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject

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