A domain name is an alphanumeric string of characters that identifies individual websites and e-mail addresses on the Internet. It must be less than 63 characters in length, not including the characters in the TLD (Top Level Domain) suffix (.com, .net, etc.). A TLD suffix is a part of all domain names and indicates the type of organization for a given domain. Following is a list of common TLDs:
- com: commercial businesses
- net: organizations involved with Internet infrastructure (ISPs