When you add links on your website you can either DoFollow or NoFollow those links. NoFollow links are the links on your webpage that do not pass any link juice or ranking credit to the linked page. This can be done by adding an attribute rel="nofollow", also called as NoFollow tag, in hyperlinks available on your webpage. Example NoFollow link DoFollow links are the hyperlinks on your webpage which have not an rel="nofollow" attribute. These types of links pass link juice to the linked page. Example DoFollow link