免费的ip数据库淘宝IP地址库简介和PHP调用实例

{"code":0,"data":{"ip":"210.75.225.254","country":"\u4e2d\u56fd","area":"\u534e\u5317",
"region":"\u5317\u4eac\u5e02","city":"\u5317\u4eac\u5e02","county":"","isp":"\u7535\u4fe1",
"country_id":"86","area_id":"100000","region_id":"110000","city_id":"110000",
"county_id":"-1","isp_id":"100017"}}

<?php
/
  获取用户真实 IP
 /
function getIP(){
    static $realip;
    if (isset($_SERVER)){
        if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){
            $realip = $_SERVER["HTTP_X_FORWARDED_FOR"];
        } else if (isset($_SERVER["HTTP_CLIENT_IP"])) {
            $realip = $_SERVER["HTTP_CLIENT_IP"];
        } else {
            $realip = $_SERVER["REMOTE_ADDR"];
        }
    }else {
        if (getenv("HTTP_X_FORWARDED_FOR")){
            $realip = getenv("HTTP_X_FORWARDED_FOR");
        } else if (getenv("HTTP_CLIENT_IP")) {
            $realip = getenv("HTTP_CLIENT_IP");
        } else {
            $realip = getenv("REMOTE_ADDR");
        }
    }  
    return $realip;
} 

 
/
获取 IP 地理位置
淘宝IP接口
@Return: array
/
function getCity($ip)
{
 $url="http://ip.taobao./service/getIpInfo.php?ip=".$ip;
 $ip=json_decode(file_get_contents($url));
 if((string)$ip->code=='1'){
 return false;
 }
 $data = (array)$ip->data;
 return $data;
}
print_r(getCity('123.22.34.213'));
?>

TaobaoIP result1 = TaobaoIPHelper.GetIP("8.8.8.8");
if (result1.code == 0)
{
    Console.WriteLine(string.Format("调用成功。该ip的国家为{0},省份为{1},城市为{2},运营商为{3}"
        , result1.data.country, result1.data.region, result1.data.city, result1.data.isp)
        );
}
else
{
    Console.WriteLine("失败，原因为"+result1.errorMsg);
}
TaobaoIP[] result2 = TaobaoIPHelper.GetDomain("lixin.me");
foreach (TaobaoIP item in result2)
{
    if (item.code == 0)
    {
        Console.WriteLine(string.Format("调用成功。该ip的国家为{0},省份为{1},城市为{2},运营商为{3}"
        , item.data.country, item.data.region, item.data.city, item.data.isp)
        );
    }
    else
    {
        Console.WriteLine("失败，原因为" + item.errorMsg);
    }
}