免費(fèi)接口地址：
http://ip.chinaz.com/getip.aspx
調(diào)用示例：
<script type="text/javascript">
function callbackFunction(result, methodName) {
// console.log(result);
window.returnInfo2 = result;
}
</script>
<script type="text/javascript" src="http://ip.chinaz.com/getip.aspx?callback=callbackFunction"></script>
搜狐新浪的:
<!-- <script type="text/javascript" src="http://pv.sohu.com/cityjson"></script>
<script type="text/javascript" src="http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js"></script> -->
