Localhost-11501 !!link!! Now

lsof -i :11501

If you receive a response (HTML, JSON, or raw data), a service is active on that port. localhost-11501

Many development servers (like Vite, Webpack Dev Server, or Create React App) assign a random open port if the default is in use. Example: If you run npm run dev on a project that normally uses port 3000, but 3000 is busy, it may use 11501. lsof -i :11501 If you receive a response

Not directly. For HTTPS on localhost, you need to generate a self-signed certificate and configure your server for SSL/TLS, then access https://localhost:11501 . Browsers will show a security warning, which you can bypass for testing. or raw data)