Nice, invented business domain name which could be based on the Italian word "zanzero" (as in 'drinking companion').
Zanzeo has only six characters and only two syllables. Two syllable names make popular global brands. Examples of two popular syllable names include Pocket, Facebook and Starbucks.
Zanzeo.com is a dot-com domain. Dot com domains are the most popular, and the most sought after. A dot-com is the first thing people think of when they think of a website.
This domain was first registered in April 2010. Older domains have an advantage when ranking in search engines.