1.IP地址查询php版，采用淘宝IP地址库，非常的精准。并且会随着淘宝IP地址库实时更新。所以您获得的数据将会是最新的。

2.此3.0核心函数代码加密 其它2.0 1.0 版本完全开源

3.define( SINA_SAE , 0 ) //是否启用新浪SAE平台1为使用0为不使用-1.IP address lookup php version using Taobao IP address , very precise. And will as Taobao IP address　updated in real time. So the data you get will be the date.

2. This core function code encryption 3.0 2.0 1.0 Other versions completely open source

3.define (　SINA_SAE ,　0 )　// whether to enable the use of Sina SAE platform 1 is 0 to not use