var ip = '69.197.128.218';
var dns = '172.68.149.107';
var ip_province = '密苏里州';
var ip_city = '';
var ip_isp = '';
var dns_province = '密苏里州';
var dns_city = '堪萨斯城';
var dns_isp = '';
var res = 'correct';
var msg = '您的DNS设置正确';