<%@ Page Language="c#" Debug="true" %>
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.Net" %>
Performing a Reverse-DNS Lookup
void BtnCheck_Click(Object sender,EventArgs e) {
try
{
LblHostName.Text = "";
IPAddress myIP = IPAddress.Parse(TxtInput.Text);
IPHostEntry GetIPHost = Dns.GetHostByAddress(myIP);
LblHostName.Text = "Host Name is: " + GetIPHost.HostName;
}catch(Exception ex){
LblHostName.Text = "Error:" + ex.Message;
}
}
Domain name for a particular IP address using a revere DNS
lookup.
Please enter IP address for a fully qualified domain name: