PHP写的域名查询系统Whois

发布时间：2020-12-13 20:51:25 所属栏目：PHP教程来源：网络整理

导读：?PHP if ( $domain ) { if ( $domain ) { $fp = fsockopen ( rs.internic.net ,43, $errno , $errstr ,10); if (! $fp ) { echo $errstr($errno)brn ; } else { fputs ( $fp , $domainrn ); while (! feof ( $fp )) { $buf = fgets ( $fp ,128); if ( ereg (

<?PHP
if ($domain)
{
if ($domain)
{
$fp = fsockopen( "rs.internic.net", 43, &$errno, &$errstr, 10);
if (!$fp)
{
echo "$errstr ($errno)<br>n";
}
else
{
fputs($fp, "$domainrn");
while(!feof($fp))
{
$buf = fgets($fp,128);
if (ereg( "Whois Server:", $buf))
{
$server = str_replace( "Whois Server: ", "", $buf);
$server = trim($server);
}
}
fclose($fp);
}
if ($server)
{
echo "<B>$domain is registered at $server:</B><BR>";
echo "<PRE>";
$fp = fsockopen($server, 10);
if(!$fp)
{
echo "Could not open connection to $server on port 43.n";
echo "$errstr ($errno)<br>n";
}
else
{
fputs($fp, "$domainrn");
while(!feof($fp))
{
echo fgets($fp,128);
}
fclose($fp);
}
}
else {
echo( "<b>$domain does not appear to be registered.</b><BR>");
}
echo ( "</PRE><BR>");
}
}
?>
<FORM ACTION=" <?PHP echo($PHP_SELF); ?>" METHOD="post">
查找 .com, .org, and .net 主机<br>
主机名: <INPUT TYPE="text" NAME="domain" SIZE="40" MAXLENGTH="100">
<INPUT TYPE=submit VALUE="Find out"><INPUT TYPE=reset VALUE="Reset">
</FORM>

（编辑：李大同）

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