codice:
/* Perform the Whois query. */
if ($Domain != '') {

  /* If no server was specified then automatically determine. */
  if ($Server == '--automatic--') {
    $Server = 'whois.internic.net';
    $a = explode(".",$Domain);
    if (($a[0] > 0) && ($a[0] < 256) && ($a[3] > 0) && ($a[3] < 256)) {
      $Server = 'whois.arin.net';
      }
    for ($i = 0; $i < sizeof($Servers); $i++) {
      if (ereg($Servers[$i][0],$Domain,$a)) {
        $Server = $Servers[$i][1];
        break;
        }
      }
    }

  /* Send the query to the server. */
  echo 'Sending query "' . htmlentities($Domain) . '" to server "' .
    htmlentities($Server) . '":
' . "\n";
  $time_start = getmicrotime();
  $Raw = RawWhois($Domain,$Server,$Debug);
  $time_end = getmicrotime();
  echo strlen($Raw) . ' bytes, ' . ($time_end - $time_start) . ' seconds
' . "\n";

  /* Scan the answer for a redirect. If found then send the query again
     to the server named in the redirect. */
  $Redirect = '';
  if (stristr($Raw,'Asia Pacific Network Information Center ') !== FALSE) {
    $Redirect = 'whois.apnic.net';
    }
  if ((stristr($Raw,'European Regional Internet Registry/RIPE NCC') !== FALSE) ||
      (stristr($Raw,'Allocated to RIPE NCC') !== FALSE)) {
    $Redirect = 'whois.ripe.net';
    }
  if (ereg("   Whois Server: ([0-9A-Za-z\._-]*)",$Raw,$a)) {
    $Redirect = $a[1];
    }
  if (ereg("ReferralServer: ([0-9A-Za-z\._/:-]*)",$Raw,$a)) {
    $Redirect = $a[1];
    if (substr($Redirect,0,8) == 'whois://') $Redirect = substr($Redirect,8);
    }
  if ($Redirect != '') {
    echo 'Redirected to: ' . $Redirect . '
' . "\n";
    $RawOriginal = $Raw;
    echo 'Sending query "' . $Domain . '" to server "' . $Redirect . '":
' . "\n";
    $time_start = getmicrotime();
    $Raw = RawWhois($Domain,$Redirect,$Debug);
    $time_end = getmicrotime();
    echo strlen($Raw) . ' bytes, ' . ($time_end - $time_start) . ' seconds
' . "\n";
    }
Al posto di Sending query "' . htmlentities($Domain) . '" to server "' ecc ecc... vorrei inserire una frase quando il dominio risulta occupato.. come si può fare?
grazie