Invented business name designed for a professional business or brand.
The name "kelxo" has only five characters and just two syllables. Two-syllable names are very rare and extremely prestigious. Two syllable names are used by established brands like Kleenex, Ikea and Delta.
Kelxo.com is a dot-com domain. Dot com domains are the most popular, and the most prestigious. When most people think of a website, they think of a dot-com.