A professional and contemporary brand name which would be ideal for a robotics or security brand.
The word "CompBot" contains seven letters and only two syllables. Two syllable names make popular global brands. Examples of popular two syllable names include Pocket, Hilton and Walgreens.
Compbot.com is a .com domain. Dot com is the most prestigious domain extension. When you own a .com, it is much easier to rank for your own name in search engines.