RemoteFree

Postbox Services Email Tools MCP server

Live email checks: 24 blacklists, spoofing/BEC grade, URL redirect tracing, full email spam tests, domain age and WHOIS.

Website

Install Postbox Services Email Tools in Claude Code

Claude Code
claude mcp add --transport http postbox-services-email-tools https://mcp.postboxservices.com/mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "postbox-services-email-tools": {
      "url": "https://mcp.postboxservices.com/mcp"
    }
  }
}

Frequently asked questions

What does the Postbox Services Email Tools MCP server do?

Live email checks: 24 blacklists, spoofing/BEC grade, URL redirect tracing, full email spam tests, domain age and WHOIS.

Is the Postbox Services Email Tools MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Postbox Services Email Tools run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Postbox Services Email Tools to Claude Code?

Run: claude mcp add --transport http postbox-services-email-tools https://mcp.postboxservices.com/mcp

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