A domain name represents an Internet Protocol (IP) resource, such as a personal computer used to access the Internet, a server computer hosting a web site, or the web site itself or any other service communicated via the Internet. As of 2017, 330.6 million domain names have been registered. But when did they start? How have they grown and expanded over the years. Check out the following infographic by HostingTribunal for a 101 course on domain names.