used to be a handful of domain name suffixes, and their purpose
was to help organize the Internet. So, all government sites
ended with .gov, and non-commercial organizations ended with
.org, and so on.
But as domain name registration became deregulated,
suddenly, suffixes like .biz, .info, and even country-specific
codes like .ca or .us popped up. Registering your domain name
across dozens of top-level domains became an expensive prospect.
Essentially, one domain should be enough.
And indeed, if you register several variations of your domain
name, what are you going to put on those sites? Duplicating
your site’s content will get you into trouble with
By and large, encouraging multiple, top-level
domain registration is a money-making scheme for online registrars
who often use scare tactics to slip deeper into your wallet;
for example: “Don’t let people steal your traffic, register
your .biz account now.”