Dofollow and Nofollow are two important factors among many SEO Ranking Factors that influence the ranking of a particular blog/site in search engines. Letís see some areas where these dofollow and nofollow tags/links are highly applicable.
Overal, dofollow is obviously the best type of backlink because it passes link juice from one site to another and counts the anchor text for keyword relevance, but, do not discount the nofollow completely!
SeoQuake is a very good plugin to check whether the link is dofollow or nofollow. This plugin is applicable for Chrome.
This plugin better explain you to differentiate dofollow and nofollow links..
Thanks & Regards
Last edited by ctsseo; 12-03-2011 at 11:16 AM..