There are no "Good" or "Bad" domains. There are no crappy domains. It is in between the ears. All domains have the basic value of the registration fee. Any other value is what a person effectively pays to get it from You. Whatever estimation system is used, it is always based upon choice of the used information (Origin? Quality?) and the methodology used. So, any and all estimation is merely an opinion that should not be taken seriously. If somebody wants something, he/she will pay what it takes. If nobody wants it now, they might want it tomorrow. And better not forget: Domain=Internet address=Recognition/Brand/Identity/Vanity - Web=Internet Published Document=Content/Message. The importance depends of the seller and the buyer: Is it about the domain or the website? Wikipedia -> Market -- Market Value - Fair Market Value - Etc. "If" You believe there is a major factor determining domain/web value via a search engine, then it is SERP. The domains that appear first upon a keyword resp. phrase search are more likely to be visited. Any page can be ranked in SERP Top 5 on Google upon a certain search. Current revenue depends mainly of current content and other current factors. Current ...