Public Sector · Domain Security

Public Sector Domain Security

Domain security

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

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Transport & Host Security

api.data.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 16 14:20:54 2026 GMT
www.data.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 30 12:20:39 2026 GMT
catalog.data.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Aug 18 19:11:52 2026 GMT

Domain (DNS/Email) Security

data.gov
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: yes

Source

Domain Security

public-sector-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: api.data.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 16 14:20:54 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: www.data.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 30 12:20:39 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: catalog.data.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 18 19:11:52 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: data.gov
  dnssec: true
  caa:
  - 0 issue "digicert.com"
  - 0 issue "letsencrypt.org"
  - 0 issue "amazon.com"
  - 0 issue "amazonaws.com"
  - 0 issue "amazontrust.com"
  - 0 issue "awstrust.com"
  spf: true
  dmarc: true
  dmarc_policy: reject