Data commit

Task/DNS-query/C-sharp/dns-query.cs

@@ -0,0 +1,18 @@
+        private string LookupDns(string s)
+        {
+            try
+            {
+                System.Net.IPHostEntry ip = System.Net.Dns.GetHostEntry(s);
+
+                string result = ip.AddressList[0].ToString();
+
+                for (int i = 1; i < ip.AddressList.Length; ++i)
+                    result += ", " + ip.AddressList[i].ToString();
+
+                return result;
+            }
+            catch (System.Net.Sockets.SocketException se)
+            {
+                return se.Message;
+            }
+        }