Port 4201 is often used for communicating with the Angular development server. It is the default port for the Angular CLI tool when running the application in development mode.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
Port | Protocol (TCP/UDP) | Title | Description | Port Type |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |
Port 4201 | TinyMUD and various derivatives |