核心提示：http://whois.pconline.com.cn/ipJson.jsp?callback=testJsonip=27.186.139.31br /http://ip.taobao.com/se...
http://ip.taobao.com/service/getIpInfo.php?ip=27.186.139.31<br />
http://pv.sohu.com/cityjson<br />
http://pv.sohu.com/cityjson?ie=utf-8<br />
http://api.map.baidu.com/location/ip?ip=202.198.16.3&ak=F454f8a5efe5e577997931cc01de3974<br />
http://api.map.baidu.com/location/ip?ak=F454f8a5efe5e577997931cc01de3974&ip=202.198.16.3&coor=bd09ll<br />
