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mcp/harbor
Claude Desktop

Domain Security for Claude Desktop

io.github.ortamarco/domain-security-mcp-server

Audit a domain's email and web security: SPF, DKIM, DMARC, MTA-STS, DNSSEC, TLS, WHOIS. No API keys.

client:Claude Desktop transport:stdio runtime:npm

Install Domain Security in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json 

{
  "mcpServers": {
    "domain-security-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "domain-security-mcp-server"
      ]
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

Domain Security in other clients

Domain Security MCP server