<?php
 // Function to perform the nslookup query
 function nslookup($domain, $nameserver) {
    $cmd = "nslookup -querytype=A $domain $nameserver";
    $output = shell_exec($cmd);
    return $output;
 }

 // List of domains and nameservers
 $domains_nameservers = array(
    array('domain' => 'example1.com', 'nameserver' => '8.8.8.8'),
    array('domain' => 'example2.com', 'nameserver' => '8.8.4.4'),
    array('domain' => 'example3.com', 'nameserver' => '208.67.222.222'),
 );

 // Loop through the domains and nameservers
 foreach ($domains_nameservers as $data) {
    $domain = $data['domain'];
    $nameserver = $data['nameserver'];

    // Perform the nslookup query
    $result = nslookup($domain, $nameserver);

    // Print the result
    echo "Domain: $domain | Nameserver: $nameserver\n";
    echo nl2br($result);
    echo "\n";
 }
?>