# block proxy servers from site access # http://perishablepress.com/press/2008/04/20/how-to-block-proxy-servers-via-htaccess/ RewriteEngine on RewriteCond %{HTTP:VIA} !^$ [OR] RewriteCond %{HTTP:FORWARDED} !^$ [OR] RewriteCond %{HTTP:USERAGENT_VIA} !^$ [OR] RewriteCond %{HTTP:X_FORWARDED_FOR} !^$ [OR] RewriteCond %{HTTP:PROXY_CONNECTION} !^$ [OR] RewriteCond %{HTTP:XPROXY_CONNECTION} !^$ [OR] RewriteCond %{HTTP:HTTP_PC_REMOTE_ADDR} !^$ [OR] RewriteCond %{HTTP:HTTP_CLIENT_IP} !^$ RewriteRule ^(.*)$ - [F]