Online PHP editor | output for 6D6I8

<?php // check for shared internet/ISP IP if (!empty($_SERVER['HTTP_CLIENT_IP']) && validate_ip($_SERVER['HTTP_CLIENT_IP'])) { return $_SERVER['HTTP_CLIENT_IP']; } // check for IPs passing through proxies if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { // check if multiple ips exist in var if (strpos($_SERVER['HTTP_X_FORWARDED_FOR'], ',') !== false) { $iplist = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']); foreach ($iplist as $ip) { if (validate_ip($ip)) return $ip; } } else { if (validate_ip($_SERVER['HTTP_X_FORWARDED_FOR'])) return $_SERVER['HTTP_X_FORWARDED_FOR']; } } if (!empty($_SERVER['HTTP_X_FORWARDED']) && validate_ip($_SERVER['HTTP_X_FORWARDED'])) return $_SERVER['HTTP_X_FORWARDED']; if (!empty($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']) && validate_ip($_SERVER['HTTP_X_CLUSTER_CLIENT_IP'])) return $_SERVER['HTTP_X_CLUSTER_CLIENT_IP']; if (!empty($_SERVER['HTTP_FORWARDED_FOR']) && validate_ip($_SERVER['HTTP_FORWARDED_FOR'])) return $_SERVER['HTTP_FORWARDED_FOR']; if (!empty($_SERVER['HTTP_FORWARDED']) && validate_ip($_SERVER['HTTP_FORWARDED'])){ return $_SERVER['HTTP_FORWARDED']; // return unreliable ip since all else failed return $_SERVER['REMOTE_ADDR']; } $url = "http://ipinfo.io/".get_ip_address()."/json"; $json = file_get_contents($url); $obj = json_decode($json); ?>