CBP · Domain Security

Cbp Domain Security

Domain security

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

US GovernmentTradeCustomsImportExportBorder ProtectionTariffManifest

Transport & Host Security

www.cbp.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Oct 23 23:59:59 2026 GMT
trade.cbp.dhs.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: no · cert expires: Aug 13 04:00:00 2026 GMT
ace.cbp.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Jan 9 23:59:59 2027 GMT

Domain (DNS/Email) Security

cbp.gov
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: none
dhs.gov
DNSSEC: yes · SPF: yes · DMARC: yes (p=reject) · CAA: none

Source

Domain Security

cbp-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: www.cbp.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Oct 23 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: trade.cbp.dhs.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Aug 13 04:00:00 2026 GMT
  hsts: null
- host: ace.cbp.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Jan  9 23:59:59 2027 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: cbp.gov
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject
- domain: dhs.gov
  dnssec: true
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: reject