How to Find Your IP Address on Linux

Whether you're troubleshooting a network issue, configuring a server, or setting up a remote connection, knowing how to find your IP address on Linux is a fundamental skill. Linux gives you several ways to check this — some built into every distribution, others depending on what tools are installed. Understanding what each method returns, and why the results can differ, is just as important as running the commands themselves.

What "IP Address" Actually Means on Linux

Before running any command, it helps to know that Linux systems can have multiple IP addresses at the same time. Every network interface — wired, wireless, virtual, or loopback — gets its own address. You might see:

• 127.0.0.1 — the loopback address, always present, used for internal communication within the machine
• 192.168.x.x or 10.x.x.x — a private (local) IP assigned by your router
• A public IP — assigned by your ISP, not directly visible on the interface in most home setups

Knowing which type of IP you need determines which command and method makes sense.

The Modern Way: Using the ip Command 🖥️

The ip command is the current standard on most Linux distributions, replacing the older ifconfig tool. It's included by default on Debian, Ubuntu, Fedora, Arch, and most modern distros.

To see all network interfaces and their addresses: