Timeline of Google Search
21/22 Google Update". Search Engine Roundtable. Retrieved February 2, 2014. Sullivan, Danny (October 4, 2013). "Penguin 5, With The Penguin 2.1 Spam-Filtering
Google Penguin, Google Panda, and Google Algorithms 2013
from bhartzer, ago in
Bill Hartzer provides a historical view of the Google algorithms most in use today, including Google Panda, Google Penguin, and Google Hummingbird. Learn about these algorithm and filters, and how to recover from Google Penguin and Google Panda if your website was penalized.