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. One-syllable names are highly rare and highly valued. Successful brands using one syllable names include Ford, Path and Square.
This domain was first registered in April 2005. Older domains have an advantage when ranking in search engines.
Duxs.com is a dot-com domain. Dot com domains are the most valuable domain extension in the world, famously used by websites like twitter.com. Once you own a dot-com, it will be much easier to rank for your own name in Google.