phpinfo

phpinfo.php

<?php

// validate client ip address
$allow_ips = [
    '::1',
    '10.0.2.2',
    '127.0.0.1',
    '192.168.33.1',
];

if (! in_array(filter_input(INPUT_SERVER, 'REMOTE_ADDR'), $allow_ips)) {
    header('HTTP/1.0 404 Not Found');
    exit;
}

// show phpinfo
phpinfo();