php检测域名是否被注册事例

以下为源码

以下为引用的内容： <?PHP if ($domain) { if ($domain) { // first get the domain server from internic $fp = fsockopen( "rs.internic.net", 43, &$errno, &$errstr, 10); if (!$fp) { echo "$errstr ($errno) 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>很遗憾，$domain 在 $server 被注册:</B> <p> 下面是详细注册信息：<BR>"; echo "<PRE>"; $fp = fsockopen($server, 43, &$errno, &$errstr, 10); if(!$fp) { echo "Could not open connection to $server on port 43.n"; echo "$errstr ($errno) n"; } else { fputs($fp, "$domainrn"); while(!feof($fp)) { echo fgets($fp,128); } fclose($fp); } } else { echo( "<b>祝贺你！$domain 在 $now(time) 这个域名尚未注册。</b><BR>"); } echo ( "</PRE><BR>"); } } ?>

<FORM ACTION=" <?PHP echo($PHP_SELF); ?>" METHOD="post">

检索你要注册的域名，看是否被注册 <i>yourname</i>.com, .org, and .net domains

domain:www. <INPUT TYPE="text" NAME="domain" SIZE="40" MAXLENGTH="100">

<INPUT TYPE=submit VALUE="Find out"><INPUT TYPE=reset VALUE="Reset">

</FORM>