A masculine, modern and original brand name which would be well suited to a company in the electronics or mobile sectors.
The word "dockerio" contains eight characters and four syllables. Four syllable names are used by established brands like Airbnb, ESPN and Unilever.
Dockerio.com is a .com domain. Dot com domains are the most desirable top-level-domain in the world, famously used by websites like google.com. Owning a .com says that you own the word "dockerio" online.