Easy ways to find out your PC or Mac's IP address If you need to check your computer's IP address, there are a few easy ways to do it. If you need your external (public) IP address, which identifies your computer on the internet, you can find it quickly using Google. To see your local (private) IP address, you can run a quick command in the Windows Command Prompt or check your Mac's Network settings. This wikiHow guide will walk you through the simple steps of finding your computer's IP address on any PC or Mac. [ Edit ] Things You Should Know Find your public IP address by searching for "What's my IP address?" in Google. To find your local IP address on Windows, open the Command Prompt, type "ipconfig," and press Enter. To find your local IP address on a Mac, open System Settings, select Network, choose your network, and click "Details." [ Edit ] Steps [ Edit ] Using Google (Public IP Address) PC or Mac Type "What'...