开发这样一个域名查询系统其实是一件很容易的事情，只要我们能够让使用者进行查询后得出结果，看看自己输入的域名是不是被别人占用了就可以，如果没有被占用我们就可以自行去申请了。

<%
On Error Resume Next
Server.ScriptTimeOut=9999999
Function getHTTPPage(Path)
t = GetBody(Path)
getHTTPPage=BytesToBstr(t,"GB2312")
End function
Function GetBody(url)
on error resume next
Set Retrieval = CreateObject("Microsoft.XMLHTTP")
With Retrieval
.Open "Get", url, False, "", ""
.Send
GetBody = .ResponseBody
End With
Set Retrieval = Nothing
End Function

Function BytesToBstr(body,Cset)
dim objstream
set objstream = Server.CreateObject("adodb.stream")
objstream.Type = 1
objstream.Mode =3
objstream.Open
objstream.Write body
objstream.Position = 0
objstream.Type = 2
objstream.Charset = Cset
BytesToBstr = objstream.ReadText
objstream.Close
set objstream = nothing
End Function
%>
<%
if request("domain")<>"" then
\'url="http://panda.www.net.cn/cgi-bin/Whois.cgi?domain="&request("domain")&"&"&request("root")&"=yes&work=whois&referer=http://panda.www.net.cn/cgi-bin/Check.cgi?domain="&request("domain")
url="http://panda.www.net.cn/cgi-bin/Check.cgi?domain="&request("domain")&"&ext="&request("root")
wstr=getHTTPPage(url)

\'response.write Instr (wstr,"可以注册")
if instr(lcase(wstr),"已被注册的域名")>0 then
body="域名已经被注册"
elseif instr(lcase(wstr),"未被注册的域名")>0 then
body="域名未被注册"
else
body="网络延迟,请重新查找"
end if
end if
%>

<table width="40%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#999999">
<tr>
<td height="26" bgcolor="efefef">域名查询系统:<% if request("domain")>"" then response.Write(request("domain")&"."&request("root")&body) end if%></td>
<tr>
<td bgcolor="#FFFFFF"><form name="form1" method="post" action=""><table width="100%" border="0" cellspacing="1" cellpadding="1">
<tr>

<td height="36"> <div align="center">www.
<input type="text" name="domain">
<select name="root" id="select">
<option value="cn" selected>.cn</option>
<option value="com">.com</option>
<option value="net">.net</option>
<option value="org">.org</option>
<option value="com.cn">.com.cn</option>
<option value="net.cn">.net.cn</option>
<option value="gov.cn">.gov.cn</option>
</select>
</div></td>

</tr>
<tr>
<td height="35">
<div align="center">
<input type="submit" name="Submit" value=" 查 询 ">
</div>
<div align="center"></div></td>
</tr>
</table></form></td>
</tr>
</table>
<p align="center">&nbsp;</p>
<table width="40%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#999999">
<tr>
<td height="42" bgcolor="#FFFFFF">
<FORM name=search_form action=\'http://search.sohu.com/web\' method=get target=_blank>
<div align="center">
<input type="hidden" name="pid" value="hljec">
<input name="query" type="text" style="font-size:14px;width:150" value="好域名">
<input type="submit" name="ss" value="查看" onclick=document.search_form.action=\'http://search.sohu.com/web\' style="font-size:14px;width=40;height=20">
&nbsp;</div>
</FORM></td>
</tr>
</table>