Mail Security Tools for Cursor

com.mailsecuritytools.api/email-security

Free DMARC, SPF, DKIM and MX checks, a 1-cent email security score and a $1 DNS fix plan.

client:Cursor transport:streamable-http tools:5

Install Mail Security Tools in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "email-security": {
      "url": "https://api.mailsecuritytools.com/mcp"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs