Email Security Checker

Network REST API MCP network tool

Return an email-security report for the domain of an email address: MX, SPF, DKIM (common selectors), DMARC, MTA-STS, TLS-RPT and BIMI checks with a 0-100 score and recommendations. Records are resolved through Cloudflare DNS-over-HTTPS.

This page documents the HTTP endpoint POST /api/tools/email-security-checker/execute. See the MCP reference →

This tool fetches a fixed, hard-coded public upstream — never a private host. Results depend on that upstream.

Use in the browser View as Markdown

Call it over REST

POST https://api.findutils.com/api/tools/email-security-checker/execute · no API keys · 60 requests/min per IP

Execute — verified arguments

curl -X POST https://api.findutils.com/api/tools/email-security-checker/execute \
  -H "Content-Type: application/json" \
  -d '{
    "email": "[email protected]"
  }'

Parameter schema for this endpoint

curl https://api.findutils.com/api/tools/email-security-checker

Interactive docs · OpenAPI 3.1 spec · All REST tools

Input schema

Argument	Type	Required	Description
email	string	yes	Email address (e.g. "[email protected]") or a bare domain ("example.com").

Example arguments (verified)

{
  "email": "[email protected]"
}

Also an MCP tool

Claude, Cursor, and any MCP client can call this tool as findutils:email_security_checker after one connect command.

Connect once

claude mcp add findutils --transport http https://mcp.findutils.com/

Open the MCP reference for Email Security Checker →

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