This name is well suited to a telecommunications or Internet organisation.
The name "dexha" has only five letters and only two syllables. Two-syllable names are exceptionally rare and exceptionally prestigious. Successful brands using two syllable names include Lego, Google and Pocket.
Dexha.com is a .com domain. Dot com domains are the most desirable domain extension in the world, famously used by websites like facebook.com. Once you own a .com, it will be much easier to rank for your own name in Google.