Professional business name with several strong meanings, for instance "ether, ethereal, ethernet". It could work for a various companies in multiple industries.
The name "etherlo" has seven letters and three syllables. Leading companies using three syllable names include Microsoft, Heineken and Sainsbury's.
Etherlo.com is a .com domain. Dot com domains are the most sought after top-level-domain in the world, famously used by websites like twitter.com. A .com is the first thing people think of when they think of a website.