What is the AT&T gateway IP address?

192.168.1.254. It opens the gateway settings page.

Where is the device access code?

It is printed on the gateway label, next to the Wi-Fi network name and password.

AT&T Gateway Login: 192.168.1.254 and Device Access Code

Open the AT&T gateway settings at 192.168.1.254, find the device access code on the label, and fix the page when it will not open.

Open this address: 192.168.1.254These open only from a device connected to your own router. They cannot be reached from the internet.

From a computer connected to your home network, open 192.168.1.254 to reach your AT&T gateway settings. The gateway label shows the Wi-Fi network name and password and a device access code.

Not working? Try another address: 192.168.1.1 192.168.0.1 192.168.1.254 10.0.0.1 192.168.100.1 192.168.8.1

AT&T Internet router login: type 192.168.1.254 in the browser address bar

Quick facts about AT&T Internet

Address to type: http://192.168.1.254
Used by: AT&T Internet gateways
Device access code: On the gateway label
Wi-Fi name and password: On the gateway label
Where it opens: Only on a device connected to the gateway

Which devices this page covers

AT&T Wi-Fi gateways that use 192.168.1.254

How to open your AT&T gateway settings

Connect a computer to your AT&T home network.
Open a browser and type 192.168.1.254 in the address bar.
When asked for the device access code, enter the one printed on the gateway label.
Open the settings you need, such as the Wi-Fi name and password, then save.

Example router label: the web address, username and admin password are the lines you need to log in, and they are different from the Wi-Fi name and password — Illustration only, not a photo of a real product. The login details are usually on a label under the router.

If the AT&T page will not open

192.168.1.254 does not load: Use a computer connected to your home network. Check that you are on the gateway’s Wi-Fi or cable and that there is no typo.
The access code is rejected: Look again at the label on the gateway. The device access code is printed there. If it was changed, you need the new one.
A VPN or custom DNS interferes: Turn it off and try again. This is a general tip, not an AT&T instruction.

How to keep your router secure

Change the default admin password and use a long one that you do not use anywhere else.
Keep the router firmware up to date.
Turn off remote management unless you really need it.
Use WPA2 or WPA3 for Wi-Fi.

Questions people ask about AT&T Internet

What is the AT&T gateway IP address?: 192.168.1.254. It opens the gateway settings page.
Where is the device access code?: It is printed on the gateway label, next to the Wi-Fi network name and password.

Last checked 2026-10-11. Default logins differ by model, so always check the label on your router first. Brand and product names belong to their owners. This site is independent and is not affiliated with them. Sources: AT&T: get gateway and fixed wireless internet info · RFC 1918: private address ranges

Free tools that help

Subnet calculatorEnter an IPv4 address with a prefix or netmask to get the network, broadcast, host range, wildcard mask and usable hosts. Split into subnets.
Password generatorCreate a random password with the length and characters you choose. It runs in your browser, uses secure randomness and shows how strong it is.