The domains which have .edu and .gov are considered as trusted sites. It is worth having a backlink from .edu or .gov if they are relevant. The link value of a .edu or .gov site can be seen as a trusted site by Google. If the website have the PageRank really high, like PR5+ it make a huge difference for your website. It’s difficult to get a backlink from .gov and .edu, unless you a have a very unique content. Don’t purchase the link from them.

It has more value than .com and .net domains. Links from highly trusted sites are really worth.