PHP: ip 2 country json

<?php 

$ip = $_SERVER['REMOTE_ADDR'];
$json = file_get_contents("http://api.easyjquery.com/ips/?ip=".$ip."&full=true");
$json = json_decode($json,true);

echo "
<pre>";
print_r($json);

?>

url:

http://www.easyjquery.com/detect-get-clients-ip-address-country-using-javascript-php/

otra forma:

http://freegeoip.appspot.com/