地址是:
http://ptlogin2.qq.com/jump?clientuin=QQ号码&keyindex=9&pt_aid=549000912&daid=5&u1=http%3A%2F%2Fqzs.qq.com%2Fqzone%2Fv5%2Floginsucc.html%3Fpara%3Dizone&clientkey=KEY值&pt_qzone_sig=1&ptopt=1
返回的是
ptui_qlogin_CB('69', '
http://qzs.qq.com/qzone/v5/loginsucc.html?para=izone&pt_qzone_sig=1', 'QQ客户端已经下线,请重新登录后再试。*');
至于那个key值怎么获取,百度一下。