<%@ Page Language="c#" Debug="true" %>
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.Net" %>
Performing a DNS Lookup
void BtnCheck_Click(Object sender,EventArgs e) {
try
{
LblHostName.Text = "";
IPHostEntry GetIPHost = Dns.GetHostByName(TxtInput.Text);
LblValue.Text = "DNS LookUp as : " + "
";
foreach(IPAddress ip in GetIPHost.AddressList)
{
long HostIpaddress = ip.Address;
LblValue.Text += HostIpaddress.ToString() + " -- ";
LblValue.Text += ip.ToString() + "
";
}
LblHostName.Text = "Host Name is: " + GetIPHost.HostName;
}catch(Exception ex){
LblValue.Text = "Error:" + ex.Message;
}
}
DNS lookup for a particular Fully Qualified Domain Name.
Please enter Fully qualified Domain name: