Microsoft HTTP headers

gistfile1.txt

$ curl -I http://microsoft.com
HTTP/1.1 301 Moved Permanently
Content-Length: 148
Content-Type: text/html; charset=UTF-8
Location: http://www.microsoft.com/
Server: Microsoft-IIS/7.5
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
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Date: Thu, 26 Sep 2013 20:16:47 GMT
Connection: close

$ curl -I http://www.microsoft.com
HTTP/1.1 200 OK
Cache-Control: private
Content-Length: 0
Server: Microsoft-IIS/8.0
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
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VTag: 791766531500000000
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Date: Thu, 26 Sep 2013 20:17:09 GMT