This day in search marketing history: Google Panda Anti Spam becomes a core ranking signal

Google Panda becomes a core ranking signal

In 2016, Google Panda became baked into Google’s core ranking algorithm.

Google Panda was one of Google’s most significant spam-fighting algorithmsl First launched in February 2011, the final confirmed refresh was Panda 4.2, which started rolling out July 18, 2015.