Mail Security Tools for VS Code

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:VS Code transport:streamable-http tools:5

Install Mail Security Tools in VS Code

.vscode/mcp.json

{
  "servers": {
    "email-security": {
      "type": "http",
      "url": "https://api.mailsecuritytools.com/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs