First Launched First Launch                                                                                                   

 

 

24 February 2011

(Last Update in 2013)                          

24 April 2012 

(Last Update in 2013)

August 2013 Also Known As Farmer Update Web Spam Penalty Semantic Search Update Nature Penalty, based on low quality Penalty, based on low quality A change of the nature ranking algorithm (no penalties issued for separate sites) Goal To target sites with low-quality content and display them lower in search results To target web spam such as sites which are not following Google guidelines and manipulating Google rankings To make Google respond not simply to keywords in a query, but to users’ actual search intent behind these keywords To Prevent
  • Keyword Stuffing
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