-If you want to set up a website, the first thing you generally do is register a domain name.
-For the Amazon website (www.Amazon.com), Amazon.com is the domain.
-There are hundreds of website suffixes available, but by far the most popular are: .com, .org, .edu and .net. Standard business and informational websites in the United States use .com, organizations and non-profits use .org, Colleges and universities use .edu and websites that couldn't get one of the former names frequently use .net.
-Domain registration