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PHP写的域名查询系统whois-网络编程

来源:[db:来源]标题:   主机名    编辑:电脑技术全能网 时间:2019-09-22 12:29

原标题:PHP写的域名查询系统whois-网络编程
   <?PHP  if ($domain)  {  if ($domain)      {            $fp = fsockopen( "rs.internic.net", 43, &$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>$domain is registered at $server:</B><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>$domain does not appear to be registered.</b><BR>");          }      echo ( "</PRE><BR>");      }    }  ?>  <FORM ACTION=" <?PHP echo($PHP_SELF); ?>" METHOD="post">   查找 .com, .org, and .net 主机   主机名: <INPUT TYPE="text" NAME="domain" SIZE="40" MAXLENGTH="100">   <INPUT TYPE=submit VALUE="Find out"><INPUT TYPE=reset VALUE="Reset">  </FORM>

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