There are different types of authority links like absolute authority links and relative authority links. Absolute links are divided into two different groups like informative authority links and navigational authority links. Informative authority domain like CNN News has trusted domains that provide more information. Certain websites like Yahoo directory are navigational authority domain because it has the ability to pass topical relevance. Relative authority links are obtained from sites which have information content, that focus on niche, as a result of which all the rest of the websites in your niche automatically accept that website as the ultimate authority in your niche. Such websites get lot of traffic. Technorati is one of the favorite sites when it comes to authority sites. Due to its reputation and traffic, it offers fresh and highly relevant results in its search functions.

                                Earthlink Netscape Netvouz RawSugar Shadows Sphinn StumbleUpon Yahoo MyWeb