Is nsupdate.info Open Source and Where Can I Find the Code?

Updated

Yes. nsupdate.info is free and open-source software, and the project's code is hosted on GitHub. The site states the project is "free and open-source software" and links to its GitHub presence under the label "nsupdate.info project on GitHub." It also says the service is built with Python and Django, with an emphasis on writing "clean and secure code."

What the site confirms about the project

Question Answer from the site
Is it open source? Yes — described as "free and open-source software"
Where is the code? On GitHub ("nsupdate.info project on GitHub")
What is it built with? Python and Django
What is the stated coding goal? Clean and secure code
Is the service free? Yes — "www.nsupdate.info is a free service"

Where to find the code

The homepage provides a direct reference to the project's GitHub repository. If you want to inspect, fork, or self-host the software, that GitHub link is the starting point the site itself points to. The site does not list a separate mirror or alternative code host in the material available.

What "open source" means here in practice

Because the project is open source, you can read how the dynamic DNS service is implemented rather than treating it as a black box. The site ties this directly to its technology choices: Python and Django, with an explicit focus on clean and secure code. That combination matters if you care about auditing how DNS updates are handled or about running your own instance.

Related things the site mentions

  • The service is free and, per the site, ad-free and spam-free.
  • The site offers a donation option ("Please donate (see footer)") and asks users to spread the word.
  • The homepage also shows the visitor's current IP information, including IPv4, reverse DNS, and an IPv6 field, which reflects its dynamic DNS purpose.

If your goal is specifically to obtain or review the source code, use the GitHub link referenced on nsupdate.info; the site does not publish the code anywhere else according to the information available.