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ASP.Net/Network/Dns - История изменений
2026-04-15T01:22:35Z
История изменений этой страницы в вики
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http://www.nfex.ru/index.php?title=ASP.Net/Network/Dns&diff=2463&oldid=prev
в 15:30, 26 мая 2010
2010-05-26T15:30:47Z
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 15:30, 26 мая 2010</td>
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http://www.nfex.ru/index.php?title=ASP.Net/Network/Dns&diff=2464&oldid=prev
Admin: 1 версия
2010-05-26T11:53:59Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==DNS lookup for a particular Fully Qualified Domain Name==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<br />
<%@ Page Language="c#" Debug="true" %><br />
<%@ Import Namespace="System" %><br />
<%@ Import Namespace="System.Net" %><br />
<html><br />
<title>Performing a DNS Lookup </title><br />
<head><br />
<script language="c#" runat="server"><br />
void BtnCheck_Click(Object sender,EventArgs e) {<br />
try<br />
{<br />
LblHostName.Text = "";<br />
IPHostEntry GetIPHost = Dns.GetHostByName(TxtInput.Text);<br />
LblValue.Text = "DNS LookUp as : " + "<Br>";<br />
foreach(IPAddress ip in GetIPHost.AddressList)<br />
{<br />
long HostIpaddress = ip.Address;<br />
LblValue.Text += HostIpaddress.ToString() + " -- ";<br />
LblValue.Text += ip.ToString() + "<Br>";<br />
<br />
}<br />
LblHostName.Text = "Host Name is: " + GetIPHost.HostName;<br />
}catch(Exception ex){<br />
LblValue.Text = "<font color=red>Error:" + ex.Message;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<h3><font face="Verdana">DNS lookup for a particular Fully Qualified Domain Name.</font></h3><br />
<form runat="server"><br />
Please enter Fully qualified Domain name:<br />
<asp:TextBox id="TxtInput" runat="server" value="www.google.ru" /><br /><br />
<asp:Button id="BtnCheck" Text="Click Me" onclick="BtnCheck_Click" runat="server" /><br /><br />
<br /><br />
<asp:Label id="LblValue" runat="server" /><br /><br />
<asp:Label id="LblHostName" runat="server" /><br />
</form><br />
</body><br />
</html><br />
</source><br />
<br />
<br />
<br />
<br />
==Performing a Reverse-DNS Lookup==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="csharp"><br />
<%@ Page Language="c#" Debug="true" %><br />
<%@ Import Namespace="System" %><br />
<%@ Import Namespace="System.Net" %><br />
<html><br />
<title>Performing a Reverse-DNS Lookup </title><br />
<head><br />
<script language="c#" runat="server"><br />
void BtnCheck_Click(Object sender,EventArgs e) {<br />
try<br />
{<br />
LblHostName.Text = "";<br />
IPAddress myIP = IPAddress.Parse(TxtInput.Text);<br />
<br />
IPHostEntry GetIPHost = Dns.GetHostByAddress(myIP);<br />
<br />
LblHostName.Text = "Host Name is: " + GetIPHost.HostName; <br />
<br />
}catch(Exception ex){<br />
LblHostName.Text = "<font color=red>Error:" + ex.Message;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<h3><font face="Verdana"> Domain name for a particular IP address using a revere DNS <br />
lookup.</font></h3><br />
<form runat="server"><br />
Please enter IP address for a fully qualified domain name:<br />
<asp:TextBox id="TxtInput" runat="server" value="207.206.200.200" /><br /><br />
<asp:Button id="BtnCheck" Text="Click Me" onclick="BtnCheck_Click" runat="server" /><br /><br />
<br /><br />
<asp:Label id="LblHostName" runat="server" /><br />
</form><br />
</body><br />
</html><br />
</source></div>
Admin