# For SEO purposes
RewriteCond %{HTTP_USER_AGENT} baiduspider|facebookexternalhit|twitterbot|rogerbot|linkedinbot|embedly|quora link preview|showyoubot|outbrain|pinterest|slackbot|vkShare|W3C_Validator [NC,OR]
RewriteCond %{QUERY_STRING} _escaped_fragment_
# Only proxy the request to Prerender if it's a request for HTML
RewriteRule ^(?!.*?(.js|.css|.xml|.less|.png|.jpg|.jpeg|.gif|.pdf|.doc|.txt|.ico|.rss|.zip|.mp3|.rar|.exe|.wmv|.doc|.avi|.ppt|.mpg|.mpeg|.tif|.wav|.mov|.psd|.ai|.xls|.mp4|.m4a|.swf|.dat|.dmg|.iso|.flv|.m4v|.torrent|.ttf|.woff))(.*) http://service.prerender.io/http://coursestats.de/$2 [P,L]
# Redirect all other requests to index file
RewriteEngine On
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^ index.html [QSA,L]