![]() It’s easy to find out your public IP address that your ISP has assigned you. We’ll dive into private IP ranges in a moment. There are far more public IP addresses than private ones, and the public IP address ranges look like this:Īny IP address formatted as 10.x.x.x is excluded from this list, so you can infer that any IP address starting with a 10 is a private IP address. Public IP rangesĪll public IP addresses fall into one of the following predefined public IP address ranges. This is true when talking about static vs dynamic IP addresses, for example. When you see someone mention “IP address” alone, they’re probably referring to the public kind. ![]() The other public addresses you’re communicating with are called remote IPs. What is an external IP address?Īn external IP address is the IP address that applies outside your local network and allows you to connect to every other public IP address in the world - in other words, an external IP address is the same as a public IP address. It’s how your router knows which device on your network should receive the information. Once the mail gets to the building - your router - who opens it? The name or apartment number on the envelope is like your private IP address. The street address can be thought of as the public IP address. On a typical home network, your router serves as an intermediary between your computer and the internet, handling all connections on behalf of the devices on your network. Your public IP address identifies your device on the internet, and you can’t go online without one. Other computers on the internet use your public IP address to communicate with the devices on your network. Your router uses its public IP to access the internet. What is a public IP address?Ī public IP address is the outward-facing (public-facing) IP address assigned to your router by your internet service provider (ISP). Devices on the same network use private IP addresses to communicate directly.Įach device on a network has a private IP address, and the router has a public IP address to communicate with the rest of the internet. The router assigns each device a unique private IP address so it can send data to the device that’s actually requesting it. Within that network, there are likely a variety of different devices. On a typical network, the router uses a public IP address to identify you to the rest of the internet, ensuring that emails, websites, streaming content, and other data reaches you correctly.
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