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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).

Our Dynamic DNS Update Client continually checks for IP address changes in the background and automatically updates the DNS at No-IP whenever it changes.

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version 2.1.9

  • Command Line Interface
  • Quick & Easy Setup
  • Widely Compatible
  • Auto Host List Download
  • Runs When Logged Out
  • Open Source

UBUNTU USERS: You may install using this guide.


The installation will complete and the application will ask for your account information. After your username and password have been authenticated you will be shown a list of hostnames. Select the hostnames that you would like updated to the IP address of your computer.

NOTE: You must add hostnames on the website first before you can have the updater update them.

With our quick setup guide for Linux DUC 3.0.0-beta.7 you can be up and running in no time!

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Version 3.0.0-beta.7

  • 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

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 Mac.

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