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ASP.NET域名查询系统 |
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作者：未知 来源：月光软件站 加入时间：2005-2-28 月光软件站 |
<% @Page Language="C#" %>
<% @Import Namespace="System.Net.Sockets" %>
<% @Import Namespace="System.Text" %>
<% @Import Namespace="System.IO" %>
<html>
<head>
<title>.Com/.Net/.Org/.Cn 域名Whois信息查询</title>
<meta name="keywords" content=".Com,.Net,.Org,.Cn 域名Whois信息查询">
<meta name="generator" content=".Com/.Net/.Org,.Cn 域名Whois信息查询">
<meta name="description" content=".Com/.Net/.Org,.Cn 域名Whois信息查询">
<style>
<!--
body,input{
font-family: Tahoma, Verdana; color: #004080; font-size: 12px
}
a:link,a:visited{
text-decoration: none; color: #004080
}
-->
</style>
</head>
<body>
<form id="fmQuery" runat="server">
要查询的域名域名:
www.<asp:TextBox id="txtDomain" width="100" value="ASPXBOY.COM" runat="server" />
<asp:Button id="btnQuery" OnClick="btn_click"
text="查询!" runat="server" />（只能查询.Com/.Net/.Org/.Cn 域名Whois的信息） <a href ="WhoisCode.htm" title="View the source code here!">源代码在这里</a>
<BR><HR width="550" height="1" align="left"><BR>
<asp:label id="lblResult" runat="server" />
</form>
</body>
</html>
<script language="C#" runat="server">
void btn_click(Object sender, EventArgs e)
{
String strServer;
String strDomain = txtDomain.Text;
String strServerCom = "whois.networksolutions.com";
String strServerCN = "whois.cnnic.net.cn";
String strResponse;
string[] arrDomain = strDomain.Split('.');
if (arrDomain[1].ToUpper()=="CN")
{
strServer=strServerCN;
}
else
{
strServer=strServerCom;
}
bool blSuccess = IsWhosisSuccess(strDomain, strServer, out strResponse);
if (blSuccess)
{
lblResult.Text = strResponse;
}
else
{
lblResult.Text = "查找失败....";
}
}
bool IsWhosisSuccess(String strDomain, String strServer,
out String strResponse)
{
strResponse = "none";
bool blSuccess = false;
TcpClient tcpc = new TcpClient();
try
{
tcpc.Connect(strServer, 43);
}
catch(SocketException ex)
{
strResponse = "连接不到该 Whois server,请稍后再试。";
return false;
}
strDomain += "\r\n";
Byte[] arrDomain = Encoding.UTF8.GetBytes(strDomain.ToCharArray());
try
{
Stream s = tcpc.GetStream();
s.Write(arrDomain, 0, strDomain.Length);
StreamReader sr = new StreamReader(tcpc.GetStream(), Encoding.UTF8);
StringBuilder strBuilder = new StringBuilder();
string strLine = null;
while (null != (strLine = sr.ReadLine()))
{
strBuilder.Append(strLine+"<br>");
}
tcpc.Close();
blSuccess = true;
string my="Go to Huobazi's WebSite：<a href=\"http://www.aspxboy.com\" title=\".Net男孩社区\">www.AspxBoy.Com</a><br>";
strResponse = strBuilder.ToString()+my; }
catch(Exception e)
{
strResponse = e.ToString();
}
return blSuccess;
}
</script>
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