Is there any issue with php_flag zlib.output_compression On php_value zlib.output_compression_level 5 Compression and SEO? I heard or read MSN doesnt like it but google and yahoo dont care? Added to the .htaccess php_flag zlib.output_compression On php_value zlib.output_compression_level 5 Result Before Connection Rate Download Time 14.4K 183.06 seconds 28.8K 91.73 seconds 33.6K 78.68 seconds 56K 47.37 seconds ISDN 128K 14.78 seconds T1 1.44Mbps 1.65 seconds After Compression Connection Rate Download Time 14.4K 82.66 seconds 28.8K 41.53 seconds 33.6K 35.65 seconds 56K 21.55 seconds ISDN 128K 6.88 seconds T1 1.44Mbps 0.96 seconds
Your web pages are only compressed when the web browser (or bot) can support it. Any search bots that can't read compressed pages will be served the uncompressed version. Therefore, there's nothing to worry about. (Apache modules mod_gzip or mod_deflate can also be used to compress output. gzip_cnc is great for when you can't use anything else). Cryo.