How to Find an IP Address and Port Number. Computers and applications connect to remote hosts using IP addresses and port numbers. Every computer connected to a network has an IP address, and data ...

You can change your IP address from the network settings controls menu on a Windows PC, Mac, and even your phone.

What’s an IP Address? Put simply, an IP address (short for Internet Protocol address) is a unique identifier for your machine. Computers have them, but so do tablets and smartphones.