Google Penguin algorithm updates aim to decrease search engine rankings of the websites that use forbidden link building techniques. The newest update was released on 17th of October. It’s the 6th refresh of the algorithm so far. It focuses on spammy backlink profiles and based on the official source – it affected less than 1% of US search queries. You can read more about Google Penguin updates in below infographic.
Infographic by: positionly
Infographic by: positionly