NPPES · Domain Security

Nppes Domain Security

Domain security

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

HealthPublic APIs

Transport & Host Security

npiregistry.cms.hhs.gov
HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Nov 8 23:59:59 2026 GMT

Domain (DNS/Email) Security

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

Source

Domain Security

nppes-domain-security.yml Raw ↑ 
generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: npiregistry.cms.hhs.gov
  https: true
  tls_version: TLSv1.3
  cert_expires: Nov  8 23:59:59 2026 GMT
  hsts: true
  hsts_max_age: 31536000
domains:
- domain: hhs.gov
  dnssec: true
  caa:
  - 0 issue "amazon.com"
  - 0 issue "digicert.com"
  - 0 issue "e5.com"
  - 0 issue "entrust.net"
  - 0 issue "globalsign.com"
  - 0 issue "identrust.com"
  spf: true
  dmarc: true
  dmarc_policy: reject

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Tools for security posture

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  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
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