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Managed DNS Services

Dynamic DNS Update Client for Linux

Keep your current IP address in sync with your No-IP host or domain with our Dynamic Update Client (DUC).

Linux DUC Version 3.1.0

With our quick setup guide for Linux DUC 3.1.0 you can be up and running in no time! Refer to No-IP Docker Repo to use the Docker Image.

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Version 3.1.0

  • Simple Design with Minimal Dependencies
  • No Configuration File
  • AWS Metadata Support for Public IP Built In
  • Allow Updating to a Specific IP with --ip-method static:<IP>
  • Uses Compatibility Protocol (nic/update)
  • Run Command on IP Change


  1. Download and install the linux DUC in terminal
    • wget
    • tar xf noip-duc_3.1.0.tar.gz
    • cd /home/$USER/noip-duc_3.1.0/binaries && sudo apt install ./noip-duc_3.1.0_amd64.deb
  2. Once installed, run noip-duc to start the program.
    • You will want to explore the various options, so run noip-duc --help to see the available commands.
  3. To login and send updates using DDNS Keys enter the following noip-duc -g --username <DDNS Key Username> --password <DDNS Key Password>

Priority Support

No-IP Priority Support is a priority response support channel that is staffed with our friendly and experienced Technical support team. Priority Support allows you to get the support you need as quickly as possible.

Getting Started

This guide will walk you through the installation and setup of the Dynamic Update Client for Linux.

Get Started

Write Your Own Client

Interested in making your own updates? Check out our easy to use dynamic DNS update API.

Learn More

Other Downloads

Need to download the Dynamic Update Client (DUC) for a different operating System?

Windows Mac