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ARRIS SURFboard Default IP Address List
Instructions to find your ARRIS SURFboard router's IP address

Info updated Oct. 25, 2025

Most ARRIS SURFboard routers have a default IP address of 192.168.100.1.

Pro tip: If you're already connected to the router's network you can use this tool to instantly see your ARRIS SURFboard router's ip address

The IP address is required when accessing the ARRIS SURFboard router's web interface to configure it.
Since some of the models don't follow the standards, you'll have to check in the table below if the common default doesn't work.

You can also check the instructions on how to figure out your ARRIS SURFboard router ip if you are connected to the router's network.

Our readers have reported that their ARRIS SURFboard router's have had the following IPs
(more common higher in list)

  • 192.168.1.1
  • 192.168.0.1
  • 192.168.100.1

To access the web interface you'll also probably need a username and password, if you find your model in the list there's a link to the default settings for that model. Most ARRIS SURFboard routers use the same default usernames and passwords so you can also check the Default ARRIS SURFboard password list to try with that one.

Tip: Press ctrl+f (or cmd+f on Mac) to quickly search for your model number.

ARRIS SURFboard default IP address List (Updated October 2025)

Model Default IP Netmask
Motorola SURFboard SB6141
Motorola SURFboard SB6141 default username & password 		192.168.100.1   Open 255.255.255.0

Instructions and common questions

How to find out your ARRIS SURFboard router gateway IP

In case you have changed your ARRIS SURFboard router's default IP address and can't remember it you can find it out quite easily by following the instructions below.
(This also works when the router gets it's IP address assigned by DHCP.)

Find ARRIS SURFboard router ip on Windows

  1. Press Win + r
    A run prompt should open
  2. Type cmd into the input and press enter
    A command prompt will open
  3. Type the following into the command prompt: ipconfig | findstr /i "Gateway" and click enter.
  4. Your Default gateway, probably something like 192.168.0.1, will show

Find ARRIS SURFboard router ip on Linux

  1. Open a terminal window (Shortcut on some distros: ctrl+alt+t)
  2. Type the following: ip route | grep default and press enter.
  3. You will be presented with your ARRIS SURFboard router's IP address

Find ARRIS SURFboard router ip on OSX

  1. Open the OSX Terminal: Finder > Applications > Utilities > Terminal
    Or you can press cmd+space and type terminal
  2. Type the following command: netstat -nr | grep default and press enter.
  3. Your ARRIS SURFboard router default IP will be shown, something like 192.168.0.1