1 /推荐使用新浪的：
 2 $ch = curl_init();
 3 $url = "http://ip.dpool.sina.com.cn/iplookup/iplookup.php?format=json&ip=202.102.3.141";    //测试202.102.3.141 江苏省常州市
 4 curl_setopt ($ch, CURLOPT_URL, $url);
 5 curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
 6 curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT,10);
 7  
 8 $sourceInfo_sina = json_decode(curl_exec($ch));
 9  
10 //淘宝(经实际使用发现，数据老旧，地区不准)：
11 $ch = curl_init();
12 $url = "http://ip.taobao.com/service/getIpInfo.php?ip=202.102.3.141";    //测试202.102.3.141 江苏省常州市
13 curl_setopt ($ch, CURLOPT_URL, $url);
14 curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
15 curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT,10);
16  
17 $sourceInfo_taobao = json_decode(curl_exec($ch));