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DomChecker

Official registry Search and web

Domain availability, WHOIS and DNS for any TLD (.ru, .рф, .com…), straight from registries.

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 domchecker 'https://domchecker.ru/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "domchecker": {
            "type": "http",
            "url": "https://domchecker.ru/mcp"
        }
    }
}

Frequently asked questions

What is DomChecker?

Domain availability, WHOIS and DNS for any TLD (.ru, .рф, .com…), straight from registries.

How do I install DomChecker?

It runs as a remote server. In Claude Code: claude mcp add --transport http domchecker 'https://domchecker.ru/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does DomChecker 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 DomChecker?

It is published by ru.domchecker. 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.