新浪IP地理位置接口使用示例(使用JQuery加载)：

其中http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js取得的内容如下：

var remote_ip_info = {"ret":1,"start":"121.35.172.0","end":"121.35.178.255","country":"u4e2du56fd","province":"u5e7fu4e1c","city":"u6df1u5733","district":"u7f57u6e56","isp":"u7535u4fe1","type":"","desc":""};