Nginx Plus is the commercially supported enterprise release of the widely deployed open-source Nginx Web server. According to the June 2014 Netcraft Web Server Survey, Nginx is powering 134 million sites around the world. The first Nginx Plus release debuted back in August 2013, providing users with additional high-availability features on top of the open-source base. New versions of Nginx Plus are now released every three months. The Nginx Plus r4 release is based on the open-source Nginx 1.7.3 release, which was released on July 8