PHP IPwhois类

原来写的IPwhois类

 <?php
/*
*
* Class : IP Whois Verson 1.0
* Info : Get IP's information form 4 whois server
* Author : PhpUp Studio
* Date : 12/12/2004
* www.knowsky.com
*
*/
class IPWhois
{
        var $server = 'whois.arin.net';
        var $target;
        var $timeout = 10;
        var $msg;
       
        function IPWhois($target)
        {
                $this-target = $target;       
        }
        function ShowInfo()
        {
                if($this-_CheckIP($this-target))
                {
                        $this-msg = $this-_GetInfo($this-server);
                        if($this-_CheckInfo($this-msg))
                        {
                                $this-msg = $this-_GetInfo($this-server);
                        }
                }
                else $this-msg = '<pPlease Enter An IP Address<br</p';
               
                return $this-msg;       
        }
        function _CheckIP($temptarget)
        {
                if(eregi("[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}", $temptarget))
                {
                        $f = 1;
                        $detail = explode(".",$temptarget);
                        foreach($detail as $v)
                        {
                                if($v 255 || $v < 0)
                      &nbs