What is an IP Address?
Learn what an IP address is, how it works, and common issues that can arise with IP addressing.
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What is an IP Address?
An Internet Protocol (IP) Address is a unique numerical address assigned to a device on a network. Think of it like a home address. Just as a mailing address helps deliver packages to the correct house, an IP address helps data find the correct device on a network or the internet.
Every device connected to a network—such as a computer, smartphone, gaming console, or smart TV—uses an IP address to send and receive information.
There are several common types of IP addresses:
Public IP Address: Used to identify your network on the internet.
Private IP Address: Used by devices within your home or business network.
Dynamic IP Address: Automatically assigned and can change over time.
Static IP Address: Manually assigned and remains the same unless changed.
Without IP addresses, devices would not know where to send or receive data, making internet communication impossible.
Example
Use this section as your baseline before working through the symptoms, commands, and fixes below.
Fun Fact
When websites or apps estimate your location, they can often use your public IP address to determine your general area, such as your city or region. However, more precise location information usually comes from GPS, Wi-Fi, or cellular location services.
Key Takeaway
An IP address acts like a digital address for devices, allowing information to be routed to the correct destination across networks and the internet.