* Added host name attribute

* Added some documentation

Author: CodeDead

Advanced PortChecker/Classes/LvCheck.cs

@@ -5,13 +5,10 @@
     /// </summary>
     public class LvCheck
     {
-        // ReSharper disable once UnusedAutoPropertyAccessor.Global
         public string Address { get; set; }
-        // ReSharper disable once UnusedAutoPropertyAccessor.Global
         public int Port { get; set; }
-        // ReSharper disable once UnusedAutoPropertyAccessor.Global
+        public string HostName { get; set; }
         public string Type { get; set; }
-        // ReSharper disable once UnusedAutoPropertyAccessor.Global
         public string Description { get; set; }
     }
 }

Advanced PortChecker/Classes/PortChecker.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Net;
 using System.Net.Sockets;
 using System.Threading.Tasks;
 
@@ -64,6 +65,7 @@ await Task.Run(() =>
                     {
                         Address = address,
                         Port = i,
+                        HostName = GetMachineNameFromIpAddress(address),
                         Type = "TCP",
                         Description = IsTcpOpen(address, i, timeout) ? "Open" : "Closed"
                     };
@@ -104,6 +106,7 @@ await Task.Run(() =>
                     {
                         Address = address,
                         Port = i,
+                        HostName = GetMachineNameFromIpAddress(address),
                         Type = "UDP",
                         Description = IsUdpOpen(address, i, timeout) ? "Open" : "Closed"
                     };
@@ -172,5 +175,25 @@ private static bool IsUdpOpen(string address, int port, int timeout)
             }
             return false;
         }
+
+        /// <summary>
+        /// Get the Host name by IP address
+        /// </summary>
+        /// <param name="ipAdress">The IP address that needs to be resolved to a host name</param>
+        /// <returns>The host name of an IP address</returns>
+        private static string GetMachineNameFromIpAddress(string ipAdress)
+        {
+            string machineName = string.Empty;
+            try
+            {
+                IPHostEntry hostEntry = Dns.GetHostEntry(ipAdress);
+                machineName = hostEntry.HostName;
+            }
+            catch (Exception)
+            {
+                // Machine not found...
+            }
+            return machineName;
+        }
     }
 }

Advanced PortChecker/Windows/MainWindow.xaml

@@ -183,6 +183,7 @@
                 <GridView>
                     <GridViewColumn Header="Address" DisplayMemberBinding="{Binding Address}" />
                     <GridViewColumn Header="Port" DisplayMemberBinding="{Binding Port}" />
+                    <GridViewColumn Header="Host name" DisplayMemberBinding="{Binding HostName}" />
                     <GridViewColumn Header="Type" DisplayMemberBinding="{Binding Type}" />
                     <GridViewColumn Header="Description" DisplayMemberBinding="{Binding Description}" />
                 </GridView>