app.listen(3000, () => console.log('Server listening on port 3000'));

The phrase you posted looks like a specific search string or a "dork" often used to find proxy sites or unblocked access to restricted content.

This report evaluates methods for bypassing network restrictions to access blocked web content, specifically focusing on the use of web proxies and Virtual Private Networks (VPNs).

suggest using a VPN (Virtual Private Network), which encrypts your entire connection rather than just individual web requests. ExpressVPN Use a proxy server in Windows - Microsoft Support