Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; XBLWP7; ZuneWP7)
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; XBLWP7; ZuneWP7)
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; Trident/3.1; XBLWP7; ZuneWP7; 909)