diff --git a/EvilLimiter.Windows/App.config b/EvilLimiter.Windows/App.config
index 9e34643..cdc3a42 100644
--- a/EvilLimiter.Windows/App.config
+++ b/EvilLimiter.Windows/App.config
@@ -4,10 +4,11 @@
     <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
   </startup>
   <appSettings>
-    <add key="StartRoutingServiceOnStartup" value="True"/>
+    <add key="StartRoutingServiceOnStartup" value="true"/>
     <add key="ColorStyle" value="Default" />
     <add key="ScanSendInterval" value="10" />
     <add key="ScanReplyTimeout" value="2000" />
+    <add key="ScanResolveHostnames" value="True"/>
     <add key="SpoofSendInterval" value="4000" />
     <add key="SpoofRestoreSendCount" value="3" />
     <add key="SpoofRestoreSendInterval" value="50" />
diff --git a/EvilLimiter.Windows/Common/Config.cs b/EvilLimiter.Windows/Common/Config.cs
index cf0c490..72d5b51 100644
--- a/EvilLimiter.Windows/Common/Config.cs
+++ b/EvilLimiter.Windows/Common/Config.cs
@@ -32,6 +32,12 @@ public static int ScanReplyTimeout
             set { lock (_scanReplyTimeoutLock) _scanReplyTimeout = value; }
         }
 
+        public static bool ScanResolveHostnames
+        {
+            get { lock (_scanResolveHostnamesLock) return _scanResolveHostnames; }
+            set { lock (_scanResolveHostnamesLock) _scanResolveHostnames = value; }
+        }
+
 
         public static int SpoofSendInterval
         {
@@ -69,6 +75,8 @@ public static int BandwidthMonitorUpdateInterval
         private static readonly object _scanSendIntervalLock;
         private static int _scanReplyTimeout;
         private static readonly object _scanReplyTimeoutLock;
+        private static bool _scanResolveHostnames;
+        private static readonly object _scanResolveHostnamesLock;
 
         private static int _spoofSendInterval;
         private static readonly object _spoofSendIntervalLock;
@@ -88,6 +96,7 @@ static Config()
             _colorStyle = MetroColorStyle.Default;
             _scanSendInterval = 10;
             _scanReplyTimeout = 2000;
+            _scanResolveHostnames = true;
             _spoofSendInterval = 4000;
             _spoofRestoreSendCount = 3;
             _spoofRestoreSendInterval = 50;
@@ -97,10 +106,13 @@ static Config()
             _colorStyleLock = new object();
             _scanSendIntervalLock = new object();
             _scanReplyTimeoutLock = new object();
+            _scanResolveHostnamesLock = new object();
             _spoofSendIntervalLock = new object();
             _spoofRestoreSendCountLock = new object();
             _spoofRestoreSendIntervalLock = new object();
             _bandwidthMonitorUpdateIntervalLock = new object();
+
+            System.Console.WriteLine(true.ToString());
         }
 
 
@@ -117,6 +129,7 @@ public static bool Read()
 
                 ScanSendInterval = int.Parse(config.AppSettings.Settings["ScanSendInterval"].Value);
                 ScanReplyTimeout = int.Parse(config.AppSettings.Settings["ScanReplyTimeout"].Value);
+                ScanResolveHostnames = bool.Parse(config.AppSettings.Settings["ScanResolveHostnames"].Value);
 
                 SpoofSendInterval = int.Parse(config.AppSettings.Settings["SpoofSendInterval"].Value);
                 SpoofRestoreSendCount = int.Parse(config.AppSettings.Settings["SpoofRestoreSendCount"].Value);
@@ -145,6 +158,7 @@ public static bool Write()
 
                 config.AppSettings.Settings["ScanSendInterval"].Value = ScanSendInterval.ToString();
                 config.AppSettings.Settings["ScanReplyTimeout"].Value = ScanReplyTimeout.ToString();
+                config.AppSettings.Settings["ScanResolveHostnames"].Value = ScanResolveHostnames.ToString();
 
                 config.AppSettings.Settings["SpoofSendInterval"].Value = SpoofSendInterval.ToString();
                 config.AppSettings.Settings["SpoofRestoreSendCount"].Value = SpoofRestoreSendCount.ToString();
diff --git a/EvilLimiter.Windows/Forms/FrmMain.Designer.cs b/EvilLimiter.Windows/Forms/FrmMain.Designer.cs
index 721eaf9..b10ae1b 100644
--- a/EvilLimiter.Windows/Forms/FrmMain.Designer.cs
+++ b/EvilLimiter.Windows/Forms/FrmMain.Designer.cs
@@ -87,6 +87,7 @@ private void InitializeComponent()
             this.lnkEvilLimiter = new MetroFramework.Controls.MetroLink();
             this.metroLabel15 = new MetroFramework.Controls.MetroLabel();
             this.metroLabel14 = new MetroFramework.Controls.MetroLabel();
+            this.cbScanResolveHostnames = new MetroFramework.Controls.MetroCheckBox();
             this.cmsHosts.SuspendLayout();
             this.tcHosts.SuspendLayout();
             this.tpHosts.SuspendLayout();
@@ -251,7 +252,7 @@ private void InitializeComponent()
             this.tcHosts.Controls.Add(this.tpAbout);
             this.tcHosts.Location = new System.Drawing.Point(23, 79);
             this.tcHosts.Name = "tcHosts";
-            this.tcHosts.SelectedIndex = 0;
+            this.tcHosts.SelectedIndex = 1;
             this.tcHosts.Size = new System.Drawing.Size(718, 376);
             this.tcHosts.TabIndex = 4;
             this.tcHosts.UseSelectable = true;
@@ -313,7 +314,7 @@ private void InitializeComponent()
             this.tcSettings.FontSize = MetroFramework.MetroTabControlSize.Small;
             this.tcSettings.Location = new System.Drawing.Point(0, 13);
             this.tcSettings.Name = "tcSettings";
-            this.tcSettings.SelectedIndex = 4;
+            this.tcSettings.SelectedIndex = 1;
             this.tcSettings.Size = new System.Drawing.Size(710, 289);
             this.tcSettings.TabIndex = 2;
             this.tcSettings.UseSelectable = true;
@@ -380,6 +381,7 @@ private void InitializeComponent()
             // 
             // tpScanSettings
             // 
+            this.tpScanSettings.Controls.Add(this.cbScanResolveHostnames);
             this.tpScanSettings.Controls.Add(this.metroLabel6);
             this.tpScanSettings.Controls.Add(this.metroLabel5);
             this.tpScanSettings.Controls.Add(this.tbScanReplyTimeout);
@@ -839,6 +841,18 @@ private void InitializeComponent()
             this.metroLabel14.TabIndex = 2;
             this.metroLabel14.Text = "This is the Windows version of the linux command-line tool                  .";
             // 
+            // cbScanResolveHostnames
+            // 
+            this.cbScanResolveHostnames.AutoSize = true;
+            this.cbScanResolveHostnames.Checked = true;
+            this.cbScanResolveHostnames.CheckState = System.Windows.Forms.CheckState.Checked;
+            this.cbScanResolveHostnames.Location = new System.Drawing.Point(4, 145);
+            this.cbScanResolveHostnames.Name = "cbScanResolveHostnames";
+            this.cbScanResolveHostnames.Size = new System.Drawing.Size(126, 15);
+            this.cbScanResolveHostnames.TabIndex = 9;
+            this.cbScanResolveHostnames.Text = "Resolve Hostnames";
+            this.cbScanResolveHostnames.UseSelectable = true;
+            // 
             // FrmMain
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
@@ -931,5 +945,6 @@ private void InitializeComponent()
         private MetroFramework.Controls.MetroLink lnkGitHubPage;
         private MetroFramework.Controls.MetroLabel metroLabel15;
         private MetroFramework.Controls.MetroLabel metroLabel17;
+        private MetroFramework.Controls.MetroCheckBox cbScanResolveHostnames;
     }
 }
\ No newline at end of file
diff --git a/EvilLimiter.Windows/Forms/FrmMain.cs b/EvilLimiter.Windows/Forms/FrmMain.cs
index 4b8a302..123d34a 100644
--- a/EvilLimiter.Windows/Forms/FrmMain.cs
+++ b/EvilLimiter.Windows/Forms/FrmMain.cs
@@ -77,6 +77,7 @@ private void UpdateConfigDisplay()
 
             tbScanSendInterval.Text = Config.ScanSendInterval.ToString();
             tbScanReplyTimeout.Text = Config.ScanReplyTimeout.ToString();
+            cbScanResolveHostnames.Checked = Config.ScanResolveHostnames;
             tbSpoofSendInterval.Text = Config.SpoofSendInterval.ToString();
             tbSpoofRestoreSendCount.Text = Config.SpoofRestoreSendCount.ToString();
             tbSpoofRestoreSendInterval.Text = Config.SpoofRestoreSendInterval.ToString();
@@ -362,6 +363,7 @@ private void BtnApplySettings_Click(object sender, EventArgs e)
             Config.ColorStyle = colorStyle;
             Config.ScanSendInterval = scanSendInterval;
             Config.ScanReplyTimeout = scanReplyTimeout;
+            Config.ScanResolveHostnames = cbScanResolveHostnames.Checked;
             Config.SpoofSendInterval = spoofSendInterval;
             Config.SpoofRestoreSendCount = spoofRestoreSendCount;
             Config.SpoofRestoreSendInterval = spoofRestoreSendInterval;
diff --git a/EvilLimiter.Windows/Forms/FrmScan.cs b/EvilLimiter.Windows/Forms/FrmScan.cs
index e0055b0..c884f22 100644
--- a/EvilLimiter.Windows/Forms/FrmScan.cs
+++ b/EvilLimiter.Windows/Forms/FrmScan.cs
@@ -1,4 +1,5 @@
-using EvilLimiter.Windows.Data;
+using EvilLimiter.Windows.Common;
+using EvilLimiter.Windows.Data;
 using EvilLimiter.Windows.Networking;
 using EvilLimiter.Windows.Utilities;
 using MetroFramework;
@@ -104,7 +105,7 @@ private void HostScanner_HostScanned(object sender, HostScannedEventArgs e)
                 pbScan.Maximum = e.Total;
                 pbScan.Value = e.Current;
 
-                if (e.Current == e.Total)
+                if (e.Current == e.Total && Config.ScanResolveHostnames)
                 {
                     btnScan.Enabled = false;
                     lblStatus.Text = "Resolving hostnames...";
@@ -144,7 +145,7 @@ private void BtnScan_Click(object sender, System.EventArgs e)
                     range = _networkInfo.SubnetRange;
 
                 ChangeScanState(ScanState.Scan);
-                _hostScanner.Scan(range);
+                _hostScanner.Scan(range, Config.ScanResolveHostnames);
             }
         }
 
diff --git a/EvilLimiter.Windows/Networking/HostScanner.cs b/EvilLimiter.Windows/Networking/HostScanner.cs
index f828a7a..e37cdcf 100644
--- a/EvilLimiter.Windows/Networking/HostScanner.cs
+++ b/EvilLimiter.Windows/Networking/HostScanner.cs
@@ -52,7 +52,7 @@ public HostScanner(NetworkInformation netInfo)
 
 
 
-        public void Scan(ICollection<IpV4Address> addresses)
+        public void Scan(ICollection<IpV4Address> addresses, bool resolveHostnames = true)
         {
             if (IsScanning)
                 return;
@@ -137,8 +137,11 @@ public void Scan(ICollection<IpV4Address> addresses)
                     Thread.Sleep(Config.ScanReplyTimeout);
                     _tokenSource.Cancel();
 
-                    foreach (var host in discoveredHosts)
-                        host.HostName = NetworkUtilities.GetHostNameByIp(host.IpAddress);
+                    if(resolveHostnames)
+                    {
+                        foreach (var host in discoveredHosts)
+                            host.HostName = NetworkUtilities.GetHostNameByIp(host.IpAddress);
+                    }
 
                     OnScanFinished(new ScanFinishedEventArgs(discoveredHosts));
                 }