Anyone can use virtually any country code - you just need to think about how it fits into your goals and the appearance of your domain name. You don’t need to worry about the technicalities that surround. However, this didn’t last the market gave it a new purpose as a competitor to the. co extension is quite funny - it was meant to serve as Colombia’s country code. With this in mind, the original purpose of the.
com, it’s become a fairly popular choice for websites across every industry and around the world. co TLD and wouldn’t look twice if they saw a website using it.