An IP address is a unique number assigned to your computer (or mobile device) when it connects to the internet. There are two versions of IP addresses: IP Version 4 (IPv4) and IP Version 6 (IPv6).

IPv4 looks like this:

54.191.74.240

And IPv6 looks like this:

2607:F8B0:4005:801::200E

If you want to access your device remotely, you’ll need to know your public IP address in order to contact your device. To find your IP address you can use IP Devil Girl.