gTLD stands for "generic Top Level Domain" and is the last part of a domain name such as. A generic Top Level Domain represents categories such as museums or governments.

• .aero - aviation communities
  
• .com - commercial
• .coop - restricted to cooperatives
• .org - non-profit organisation
• .gov - government
• .int - international
• .mil - military
• .info - information
• .biz - only business
• .museum - museums
• .pro - members of the medical, legal and accounting professions