<html>
<head>
                         <title>:::::Domain Sorgulama:::::</title>
<meta               http-equiv="Content-Type"    content="text/html;charset=iso-8859-9">
<meta               http-uquiv="Content-Type"    content="text/html;charset=windows-1254">
</head>
<body>
<?php
if ( empty ( $HTTP_POST_VARS ) ) {
?>
<h1 aling="center">Domain Sorgulama</h1>
<form action="<? echo $PHP_SELF; ?>" method="post">
    <table aling="center" border="0">
            <tr>
                    <td>Domain adı</td>
                        <td>Uzantısı</td>
          </tr>
          <tr>
                      <td>
                               <input type="text" name="domain">
              </td>
                          <td>
                              <select name="uzanti">
                                      <option value=".com">.com</option>
                      <option value=".net">.net</option>
                                          <option value=".org">.org</option>
                                          <option value=".com.tr">.com.tr</option>
                                          <option value=".net.tr">.net.tr</option>
                                          <option value=".org.tr">.org.tr</option>
                                          <option value=".edu.tr">.edu.tr</option>
                                          <option value=".gov.tr">.gov.tr</option>
                                          <option value=".mil.tr">.mil.tr</option>
                                          <option value=".bbs.tr">.bbs.tr</option>
                                          <option value=".k12.tr">.k12.tr</option>
                                          <option value=".nom.tr">.nom.tr</option>
                                          <option value=".gen.tr">.gen.tr</option>
                  </select>
             </td>
                         </tr>
                         <tr>
                             <td colspan="2">
                                     <div align="center">
                                             <input type="submit" value="SORGULA">
                                        </div>
                           </td>
                  </tr>
        </table>
</form>
<?php
}  else  {
                      if ( empty( $domain ) ) {
                                                    echo  "Domain adını yazmadınız.Geri giderek bir domain adresi yazınız";
exit();
}
if ( ( $uzanti==".com" ) || ( $uzanti==".net" ) || ( $uzanti==".org" ) ) :
              $server = "whois.internic.net";
else:
                  $server = "whois.metu.edu.tr";
endif;
$sorgu = @fsockopen ( $server, 43, &$no, &$mesaj, 20 );
                   if ( !$sorgu ) {
                                              echo "Servera bağlanamadım.<br>\n";
                  echo "Hata numarası: <b>$no</b><br>\n";
                echo "Hata mesajı: <b>$mesaj</b><br>\n";
exit();
}
fputs ( $sorgu, "$domain$uzanti\n" );
while ( ! feof ( $sorgu ) ) {
                     echo fgets ( $sorgu, 230 );
}
}
?>
</body>
</html>