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 ...

In this guide we'll show you how to find your IP address. From time to time, you might need to know your computer’s IP address, of which there are actually two forms. For the uninitiated, IP ...

Knowing your IP address can help protect your home network and data from prying eyes. Here's how to find it.

Without a valid IP address your computer cannot use the network. A variety of reasons can make an IP address invalid, such as address conflicts with other computers and network configuration problems.

What does IP address actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

You need your router's IP address to change login information and other settings. Here's how to find the IP address of your router to keep your network safe.

Your IP address might be blocked on a website if you try logging in too many times or if you're suspected of being a spammer.

Knowing the IP address allows you to troubleshoot connection issues and connect new devices, so you need to be able to find this identifier on your printer.

Similarly, the fact that IP addresses may be available without searching a target in some cases doesn’t mean they can break into his computer to find the IP address without committing a search.