Hello,
Do you have any restrictions via ip for eurozone visitors on your site?
Also, please read these suggestions https://www.8theme.com/reply/169282/ You can test site on GTmetrix and follow their suggestions to increase site loading speed + check this article or plugin: http://diywpblog.com/wordpress-optimization-remove-query-strings-from-static-resources/ http://wordpress.org/plugins/remove-query-strings-from-static-resources/
Regards
