Hello, this site shows you if your site has been affected by any of the Google algorithm updates such as Penguin,Panda,etc.
Google Updates - SISTRIX
Simply put your website and it will tell you if your site visibility in the Google search engine has dropped or has been raised.
Example:
Google Updates - SISTRIX
Simply put your website and it will tell you if your site visibility in the Google search engine has dropped or has been raised.
Example: