![]() Likewise, devices exchange information using a set of guidelines, or a protocol. ![]() When people speak and understand the same language, they can talk to one another. The ‘IP’ in IP address stands for Internet Protocol, which is a set of rules dictating the format of data sent over the internet. Each of the four numbers is in the range 0 to 255. Traditionally, IP addresses are a string of four numbers, separated by periods. This helps make sure there are enough IP addresses for every internet user. Note that IP addresses, including your router’s, can sometimes change, though usually not very often. Your router then assigns an available IP address to your device. ![]() When a device connects to your network, it sends out a broadcast message requesting an IP address. A router is a device that receives and sends data between the internet and the devices in your home. Most home networks use the IP address of the router their ISP provided. Anything with an internet connection has an IP address. IP addresses are the internet’s way of differentiating between the billions of devices it's connected to, from printers to refrigerators. It’s issued by your internet service provider, or ISP. Your IP address is a unique number identifying an internet-enabled device, such as a router, laptop, or smartphone, which helps deliver content and information from the internet to your device. ![]()
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