Create a rainbow table with IPv4 addresses

allIPv4.php

<?php

function allIPv4(): Generator
{
    for ($i=0; $i <= 4294967295; $i++) {
        yield long2ip($i);
    }
}

foreach (allIPv4() as $ip) {
    echo hash('sha256', $ip).' '.$ip."\n";
}

/*
 * This did run in in 260.42 mins (4h 20min)
 * and generated a 175849518952 byte (164 GB) gz file.
 */
 

allValidIPv4.php

<?php

function allIPv4(): Generator
{
    $ranges = [
        '1.0.0.0' => '9.255.255.255',
        '11.0.0.0' => '100.63.255.255',
        '100.128.0.0' => '126.255.255.255',
        '128.0.0.0' => '169.253.255.255',
        '169.255.0.0' => '172.15.255.255',
        '172.32.0.0' => '191.255.255.255',
        '192.0.1.0' => '192.0.1.255',
        '192.0.3.0' => '192.31.195.255',
        '192.31.197.0' => '192.52.192.255',
        '192.52.194.0' => '192.88.98.255',
        '192.88.100.0' => '192.167.255.255',
        '192.169.0.0' => '192.175.47.255',
        '192.175.49.0' => '198.17.255.255',
        '198.20.0.0' => '198.51.99.255',
        '198.51.101.0' => '203.0.112.255',
        '203.0.114.0' => '223.255.255.255',
    ];
    foreach ($ranges as $start => $end) {
        for ($i=ip2long($start); $i <= ip2long($end); $i++) {
            yield long2ip($i);
        }
    }
}

foreach (allIPv4() as $ip) {
    echo hash('sha256', $ip).' '.$ip."\n";
}

IP Ranges List.ods