Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 1.7; User-agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; http://bsalsa.com) ; User-agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; S..
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; QQDownload 538; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30618)