Web3 DNS (CNSLookup) MCP Server: Install & Setup

Install Web3 DNS (CNSLookup) in Claude Code

Claude Code

claude mcp add --transport http web3-dns-cnslookup https://www.cnslookup.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "web3-dns-cnslookup": {
      "url": "https://www.cnslookup.com/mcp"
    }
  }
}

Frequently asked questions

What does the Web3 DNS (CNSLookup) MCP server do?

Read-only lookup of verified crypto wallet addresses for domains, .cns and ENS names.

Is the Web3 DNS (CNSLookup) MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Web3 DNS (CNSLookup) run locally or remotely?

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

How do I add Web3 DNS (CNSLookup) to Claude Code?

Run: claude mcp add --transport http web3-dns-cnslookup https://www.cnslookup.com/mcp

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