"Fastoly" is a play on the word "fast".
Fastoly has seven characters and three syllables. Examples of three popular syllable names include Armani, Nescafé and Toshiba.
Fastoly.com is a dot com domain. Dot com domains are the most sought after domain extension in the world, famously used by websites like google.com. When you own a dot com, it is much easier to rank for your own name in search engines.