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http://www.proxy4free.com/index.html

These are the public entries for this link:

• Proxy 4 Free - Free Public Proxy Servers: Home
  
  Proxy 4 Free is a free proxy list and proxy checker providing you with the best free proxy servers for over 9 years. Our sophisticated checking system measures many parameters of free proxy servers and combine them to compute our unique proxy rating.
  By dwaynej in Bookmarks Toolbar > Security with free home proxy public security servers

NB: The average rating is calculated using the rating for both public and private entries for this link.