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Email Deliverability Checker for Grok

io.github.kryptoscan/email-deliverability-mcp

Check SPF, DKIM, DMARC, blocklists, reverse DNS and email headers against Gmail/Yahoo sender rules.

client:Grok transport:streamable-http tools:3

Install Email Deliverability Checker in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "email-deliverability-mcp": {
      "type": "http",
      "url": "https://api.ownmailserver.com/tools/mcp"
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

What Grok can do once it is connected

Email Deliverability Checker in other clients