Https Localhost11501 2021 Link -

Python’s built-in server doesn’t support HTTPS. But you can use on port 11501 and put an Nginx reverse proxy in front with SSL.

This article breaks down every component of this URL, explains its significance (especially around the year 2021), and provides troubleshooting steps for common errors like "This site can’t be reached" or "ERR_CONNECTION_REFUSED".

: This is the standard hostname given to the local computer you are currently using. It loops traffic right back to your own machine (loopback address 127.0.0.1 ). https localhost11501 2021

Start your server script or verify the port configuration in your code. The browser doesn't trust your self-signed certificate.

Run with:

Use http://localhost:11501/2021 instead, or configure SSL for your local server.

Check that the key DeveloperServicesEnabled is set to true if you are trying to publish extensions from VS Code to this address. Best Practices for Local Development Environments Python’s built-in server doesn’t support HTTPS

This generates two files: localhost.pem (the certificate) and localhost-key.pem (the private key). 2. Configure Your Application to Listen on Port 11501

It looks like you are referencing a URL or local server address: https://localhost:11501 with the year 2021 . : This is the standard hostname given to