آموزش برنامه نویسی و ساخت ربات تلگرام: post #128 — TG.ME

$telegram_ip_ranges = [
    ['lower' => '149.154.160.0', 'upper' => '149.154.175.255'],
    // literally 149.154.160.0/20
    ['lower' => '91.108.4.0', 'upper' => '91.108.7.255'],
    // literally 91.108.4.0/22
];

$ip_dec = (float) sprintf("%u", ip2long($_SERVER['REMOTE_ADDR']));
$ok = false;

foreach ($telegram_ip_ranges as $telegram_ip_range)
    if (!$ok) {
        $lower_dec = (float) sprintf("%u", ip2long($telegram_ip_range['lower']));
        $upper_dec = (float) sprintf("%u", ip2long($telegram_ip_range['upper']));
        if ($ip_dec >= $lower_dec and $ip_dec <= $upper_dec)
            $ok = true;
    }
if (!$ok)
    die("Oh, please ...");