Sindbad~EG File Manager

<?php
header("Content-Type: text/plain");

// Get the user’s IP address
$user_ip = $_SERVER['REMOTE_ADDR'];

// Check if the IP is IPv4 or IPv6
if (filter_var($user_ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
    echo "Your IPv4 Address is: $user_ip\n";
} elseif (filter_var($user_ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6)) {
    echo "Your IPv6 Address is: $user_ip\n";
} else {
    echo "Could not determine your IP address.";
}
?>