no-ip-duc (deprecated)

Install command: 
brew install --cask no-ip-duc

Name: No-IP DUC

Keeps current IP address in sync

https://www.noip.com/download?page=mac

Cask JSON API: /api/cask/no-ip-duc.json

Cask code: no-ip-duc.rb on GitHub

Current version: 4.0.12

Current version requires: macOS >= 10.11

no-ip-duc is built for Intel macOS and so requires Rosetta 2 to be installed.
You can install Rosetta 2 with:
    softwareupdate --install-rosetta --agree-to-license
Note that it is very difficult to remove Rosetta 2 once it is installed.

Analytics:

Installs (30 days)
no-ip-duc 24
Installs (90 days)
no-ip-duc 47
Installs (365 days)
no-ip-duc 174