What is a default gateway?
A default gateway is the address a device sends traffic to when the destination isn't on its own local network — on a home network, that's almost always your router's own IP address, commonly 192.168.1.1 or 192.168.0.1.
Every device on your network has its own local IP address (assigned by DHCP, usually), and it needs to know where to send traffic that isn't meant for another device on that same local network — a request to a website, for instance. That's the default gateway's job: it's the one address every device is told to forward "leaving" traffic to, and the router then routes it out to the internet.
The default gateway address is also, not coincidentally, where you go to reach your router's own admin login page. Typing the gateway address into a browser (e.g. http://192.168.1.1) is how you access the settings that control the WiFi password, port forwarding, and — the thing most people are actually looking for — the router's own admin username and password.
Different router brands and models default to different gateway addresses. 192.168.1.1 and 192.168.0.1 cover the large majority of consumer routers, but some brands use distinctive defaults — AVM's FRITZ!Box routers default to 192.168.178.1, for example, and MikroTik's RouterOS devices default to 192.168.88.1.
FAQ
- How do I find my default gateway?
- On most operating systems, it's shown in your network settings alongside your own IP address, usually labeled "Router" or "Gateway." On Windows, run `ipconfig` in a terminal and look for "Default Gateway." On macOS/Linux, `netstat -nr` or `route -n get default` shows it.
- Is the default gateway the same as my router's IP address?
- On a typical home network, yes — the router is the default gateway. In more complex networks with multiple routers or subnets, the default gateway for a given device is whichever router handles traffic leaving that specific local segment.
- Why can't I reach my default gateway address?
- Usually because the router's actual gateway IP was changed during setup and no longer matches the factory default, or you're not actually connected to that router's network. Check your device's current network settings for the real gateway address in use.