Alexa is a tool that can list the most popular and famous websites. The Alexa Ranking ranks sites that are regularly visited. Based on users who have installed the Alexa Toolbar, a utility that helps users surf the web, especially newbies. And more diverse. When visiting a website, this Alexa toolbar will display the rankings of that website. As well as list the sites with similar content and popularity. The Alexa ranking is the same as that of the high school student, which means that the lower the value, the higher the demand.