This four-letter domain is distinctive and easy to pronounce and spell. It sounds like "ducks", which leads to obvious branding opportunities.
As an abstract name this could almost anything, including a physical product (e.g. cleaning, pharmaceutical) website or app (social, health).
Duxs has only four letters and only one syllable. Mono-syllable names are extremely rare and exceptionally sought after. Examples of one popular syllable names include Path, Shell and Dell.
Duxs.com is a dot-com domain. Dot com domains are the most desirable domain extension in the world, used by famous websites like google.com. A dot-com is the first thing people think of when they think of a website.
This domain was first registered in April 2005. Older domains have an advantage when ranking in search engines.