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Email DNS Preflight x402

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

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Overview Installation

Overview

Email DNS Preflight x402 is a Model Context Protocol server that provides paid email, DNS, mail-security and RDAP intelligence capabilities for AI agents. MCP-compatible assistants can directly call its tools to perform email validation, DNS lookups, mail security checks, and RDAP queries as part of their reasoning and decision-making.

The server runs as a remote endpoint at https://email-dns-preflight-x402.copper-crate.workers.dev/mcp with no local installation required. Version v1.1.0 is the latest release. Authentication is not needed to connect.

Email DNS Preflight x402 is categorized under Communication and integrates with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed and others in the MCP ecosystem. If you maintain this server, claim this listing to verify ownership and keep the information current.

▸Hosted endpoint — Streamable HTTP · https://email-dns-preflight-x402.copper-crate.workers.dev/mcp

Installation

Settings → Connectors → Add custom connector
Name: Email DNS Preflight x402
URL:  https://email-dns-preflight-x402.copper-crate.workers.dev/mcp

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