[$_GET] 500+ Google Datacenter IP's CSV

$myString ='1. 64.233.161.18<br />
2. 64.233.161.19<br />etc....';

$myStringArray = array();
// add a pipe to keep end of record
$myString = str_replace('<br />', '|', $myString);
// get rid of new lines
$myString = str_replace("\r", '', $myString);
// explode to array so we can work with each record
$myStringArrayTemp = explode(" " , $myString);
// strip out the 1., 2. sequential numbering
for($i=1;$i<520;$i++){
    
    if($i<9){
    
        $myStringArray[] = substr($myStringArrayTemp[$i], 0, -3);
    } 
    
    if($i>=9 and $i< 99){
    
        $myStringArray[] = substr($myStringArrayTemp[$i], 0, -4);
    }
    
    if($i>=99){
    
        $myStringArray[] = substr($myStringArrayTemp[$i], 0, -5);
    
    }
}
// implode to comma delimited
$final = implode(",", $myStringArray);
echo $final;

<?php
set_time_limit(0);
$url = "http://www.seo-scoop.com/2006/06/23/current-known-google-datacenter-ip-list/";
$data = file_get_contents($url) or die("ERROR");
preg_match_all('/(?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)(?:[.](?:25[0-5]|2[0-4]\d|1\d\d|[1-9]\d|\d)){3}/si',$data,$matchs);
foreach($matchs[0] as $ip) {
	echo '"'.ip2long($ip).'","'.$ip.'","'.gethostbyaddr($ip)."\"\n";
}
?>