what is wan ip
Hemera Technologies/AbleStock.com/Getty Images. A WAN address is the IP address that your router uses to connect to the Internet. It is different from IP addresses of computers and devices on a local network, because the WAN IP is essentially shared by all the devices.WAN IPs are commonly used for server connections, because the address can be used to connect to servers over the Internet.tep 2. Find the WAN IP in the router's configuration. It may also be called an Internet IP or have a different name, depending on the type of router you have. Step 3. Record the WAN address. Log off the router and close your Web browser.