LoadModule deflate_module modules/mod_deflate.so # Safe but working settings - compress only that types: AddOutputFilterByType DEFLATE application/javascript application/x-javascript text/javascript AddOutputFilterByType DEFLATE application/x-httpd-php AddOutputFilterByType DEFLATE application/xhtml+xml AddOutputFilterByType DEFLATE image/svg+xml AddOutputFilterByType DEFLATE text/css AddOutputFilterByType DEFLATE text/html AddOutputFilterByType DEFLATE text/plain AddOutputFilterByType DEFLATE text/xml # Compress all and exclude only few things - may cause some problems: #SetOutputFilter DEFLATE # Netscape 4.x has some problems... BrowserMatch ^Mozilla/4 gzip-only-text/html # Netscape 4.06-4.08 have some more problems BrowserMatch ^Mozilla/4\.0[678] no-gzip # MSIE masquerades as Netscape, but it is fine BrowserMatch \bMSIE !no-gzip !gzip-only-text/html SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ no-gzip dont-vary SetEnvIfNoCase Request_URI \.pdf$ no-gzip dont-vary SetEnvIfNoCase Request_URI \.(?:exe|t?gz|zip|bz2|sit|rar|iso)$ no-gzip dont-vary # Make sure proxies don't deliver the wrong content Header append Vary Accept-Encoding env=!dont-vary