Knowing your IP address can help protect your home network and data from prying eyes. Here's how to find it. Trey Paul was a CNET senior editor covering broadband. His 20+ years of experience as a ...

I often have to find the IP address of a machine I'm working on (or need to work on). Sometimes, I need to unblock an IP address of a machine on my network, so the machine can reach a network share ...

An IP address is a way for every device on a network to be seen. Without IP addresses, it would be impossible for those devices to be located. Think of your computer's IP address like your house's ...