Not working on php 32 bit

[marliotto]

Because "1 << 32" returns 0 on 32 bit

$netSize = 1 << (32 - $prefix);
$lastIp = $firstIp + $netSize - 1;
if ($lastIp >= (1 << 32)) {
    return $result;
}

https://github.com/ipstack/wizard/blob/master/src/Sheet/Network.php#L157

Q	A
Wizard version	2.0.0
PHP version	7.1.12 32 bit
Operating system	Windows 7