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Email DNS Preflight x402

Official registry Search and web

Paid email, DNS, mail-security and RDAP intelligence for agents over x402.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http email-dns-preflight-x402 'https://email-dns-preflight-x402.copper-crate.workers.dev/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "email-dns-preflight-x402": {
            "type": "http",
            "url": "https://email-dns-preflight-x402.copper-crate.workers.dev/mcp"
        }
    }
}

Frequently asked questions

What is Email DNS Preflight x402?

Paid email, DNS, mail-security and RDAP intelligence for agents over x402.

How do I install Email DNS Preflight x402?

It runs as a remote server. In Claude Code: claude mcp add --transport http email-dns-preflight-x402 'https://email-dns-preflight-x402.copper-crate.workers.dev/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Email DNS Preflight x402 need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Email DNS Preflight x402?

It is published by rosarioV25. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.