root@mw1018:~# curl -H 'Host: en.wikipedia.org' localhost/w/wiki.phtml?title=North_Nicosia -I HTTP/1.1 200 OK Date: Tue, 10 Feb 2015 08:38:03 GMT Server: Apache Cache-Control: max-age=2592000 Expires: Thu, 12 Mar 2015 08:38:03 GMT X-Powered-By: HHVM/3.3.1 Accept-Ranges: bytes Last-Modified: Thu, 04 Dec 2014 02:37:41 GMT Content-Type: application/octet-stream root@mw1018:~# curl -H 'Host: en.wikipedia.org' localhost/w/index.php?title=North_Nicosia -I HTTP/1.1 200 OK Date: Tue, 10 Feb 2015 08:40:37 GMT Server: Apache X-Content-Type-Options: nosniff X-Analytics: page_id=1193957; ns=0 Content-language: en Expires: Thu, 01 Jan 1970 00:00:00 GMT X-UA-Compatible: IE=Edge Vary: Accept-Encoding,Cookie X-Powered-By: HHVM/3.3.1 Cache-control: private, must-revalidate, max-age=0 Last-Modified: Tue, 10 Feb 2015 02:27:58 GMT Content-Type: text/html; charset=UTF-8