The domain name for educations.
.edu is a gTLD in the Domain Name System of the internet and is limited to accredited degree-granting institutions of higher learning such as univisities and colleges. The vast majority of the .edu domain name registrants are coming from the United States. For institutions who want to register the edu.cn domain, they should join CERNET first.
Educational institution domain name
edu is short for educational institution, therefore .edu is associated with edicational institutions. The domain name is widely used by colleges and universities, aiming to help these institutions link to students and other visitors on the web.
Obviously regional domain name
The majority of .edu domains are associated with American post-secondary educational institution. When it is used by educational institutions outside America, it is usually followed by a list of country codes, like China for .edu.cn, Mexico for .edu.mx, and Australia for .edu.au. In this way, visitors can easily know where the colleges or universities come from.
.edu directly points out the nature of a website--education, which is helpful for discriminating different websites and solving awkward situation of domain lackage.