Subdomain Finder MCP

io.github.theluckystrike/subdomain-finder-mcp

Passive subdomain enumeration from certificate transparency (certspotter, crt.sh) with DNS checks.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Cursor · HTTP clients.

{
  "mcpServers": {
    "subdomain-finder-mcp": {
      "url": "https://subdomain-finder-mcp.lipmichal.workers.dev/mcp"
    }
  }
}

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
1.0.0
Registry
active
Published
11/2/2026

Remotes

  • streamable-httphttps://subdomain-finder-mcp.lipmichal.workers.dev/mcp

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Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.