Model Context Protocol (MCP) · Domain Security

Mcp Domain Security

Domain security

Domain security posture for Model Context Protocol (MCP), 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 absent.

MCPAI AgentsToolsResourcesPromptsJSON-RPCAnthropicStandardsTopic

Transport & Host Security

modelcontextprotocol.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 1 00:36:56 2026 GMT

registry.modelcontextprotocol.io

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 7 11:18:45 2026 GMT

smithery.ai

HTTPS: yes · TLS: TLSv1.3 · HSTS: yes · cert expires: Sep 23 15:19:05 2026 GMT

Domain (DNS/Email) Security

modelcontextprotocol.io

DNSSEC: no · SPF: yes · DMARC: no · CAA: none

smithery.ai

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

Source

Domain Security

generated: '2026-07-11'
method: probed
source: live DNS/TLS/HTTP probes of apis.yml + OpenAPI hosts
hosts:
- host: modelcontextprotocol.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  1 00:36:56 2026 GMT
  hsts: true
  hsts_max_age: 63072000
- host: registry.modelcontextprotocol.io
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep  7 11:18:45 2026 GMT
  hsts: true
  hsts_max_age: 31536000
- host: smithery.ai
  https: true
  tls_version: TLSv1.3
  cert_expires: Sep 23 15:19:05 2026 GMT
  hsts: true
  hsts_max_age: 63072000
domains:
- domain: modelcontextprotocol.io
  dnssec: false
  caa: []
  spf: true
  dmarc: false
- domain: smithery.ai
  dnssec: false
  caa: []
  spf: true
  dmarc: true
  dmarc_policy: quarantine

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