DNS and WHOIS query MCP server
About
Perform DNS lookups, WHOIS queries, connectivity testing, TLS certificate analysis, HTTP endpoint monitoring, and hostname resolution, all from your trusty AI.
Details
- Author
- patrickdappollonio
- GitHub stars
- 9
- Downloads
- 181
- Categories
- Other
Jump to
- Local DNS queries using OS‑configured DNS servers
- Remote DNS‑over‑HTTPS queries via Cloudflare and Google
- WHOIS lookups for domain registration information
- Hostname resolution to IPv4, IPv6, or both
- ICMP ping operations with configurable count and timeout
- HTTP ping with detailed timing (DNS, TLS, TTFB, total)
- TLS certificate chain analysis with expiry checks
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
DNS and WHOIS query MCP serverCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Install via Homebrew (brew install patrickdappollonio/tap/mcp-netutils), Docker (ghcr.io/patrickdappollonio/mcp-netutils:latest), or download a pre‑built binary from the GitHub releases page. Configure it in your editor’s MCP settings with the command mcp-netutils (or a Docker run command) and optional flags such as --remote-server-address, --custom-whois-server, or timeouts. The server exposes 7 tools: local_dns_query, remote_dns_query, whois_query, resolve_hostname, ping, http_ping, and tls_certificate_check.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"dns and whois query mcp server": {
"dns": {
"command": "mcp-domaintools",
"args": [],
"env": []
}
}
}
}McpServers
{
"dns": {
"command": "mcp-domaintools",
"args": [],
"env": []
}
}WHOIS Query
Performs WHOIS lookups to get domain registration information.
Arguments:
- domain (required): The domain name to query (e.g., example.com)
Example:
```bash
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