diff --git a/src/modules/Hosts/Hosts/ViewModels/MainViewModel.cs b/src/modules/Hosts/Hosts/ViewModels/MainViewModel.cs
index 23bd229890..bb4754c0b5 100644
--- a/src/modules/Hosts/Hosts/ViewModels/MainViewModel.cs
+++ b/src/modules/Hosts/Hosts/ViewModels/MainViewModel.cs
@@ -52,6 +52,9 @@ namespace Hosts.ViewModels
         [ObservableProperty]
         private string _additionalLines;
 
+        [ObservableProperty]
+        private bool _isLoading;
+
         private ObservableCollection<Entry> _entries;
 
         public ObservableCollection<Entry> Entries => _filtered || _showOnlyDuplicates ? GetFilteredEntries() : _entries;
@@ -125,6 +128,7 @@ namespace Hosts.ViewModels
         public void ReadHosts()
         {
             FileChanged = false;
+            IsLoading = true;
 
             Task.Run(async () =>
             {
@@ -141,8 +145,10 @@ namespace Hosts.ViewModels
 
                     _entries.CollectionChanged += Entries_CollectionChanged;
                     OnPropertyChanged(nameof(Entries));
-                    FindDuplicates();
+                    IsLoading = false;
                 });
+
+                FindDuplicates();
             });
         }
 
@@ -243,10 +249,12 @@ namespace Hosts.ViewModels
         {
             var hosts = entry.SplittedHosts;
 
-            entry.Duplicate = _entries.FirstOrDefault(e =>
+            var duplicate = _entries.FirstOrDefault(e =>
                 e != entry
                 && (string.Equals(e.Address, entry.Address, StringComparison.InvariantCultureIgnoreCase)
                 || hosts.Intersect(e.SplittedHosts, StringComparer.InvariantCultureIgnoreCase).Any())) != null;
+
+            _dispatcherQueue.TryEnqueue(DispatcherQueuePriority.Low, () => entry.Duplicate = duplicate);
         }
 
         private ObservableCollection<Entry> GetFilteredEntries()
diff --git a/src/modules/Hosts/Hosts/Views/MainPage.xaml b/src/modules/Hosts/Hosts/Views/MainPage.xaml
index 85aaabaa68..566af4feb5 100644
--- a/src/modules/Hosts/Hosts/Views/MainPage.xaml
+++ b/src/modules/Hosts/Hosts/Views/MainPage.xaml
@@ -26,6 +26,10 @@
             NotEmptyValue="Visible" />
         <converters:BoolNegationConverter x:Key="BoolNegationConverter" />
         <converters:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter" />
+        <converters:BoolToVisibilityConverter
+            x:Key="BoolToInvertedVisibilityConverter"
+            TrueValue="Collapsed"
+            FalseValue="Visible" />
     </Page.Resources>
 
     <Grid>
@@ -194,7 +198,8 @@
             IsItemClickEnabled="True"
             ItemClick="Entries_ItemClick"
             ItemsSource="{Binding Entries, Mode=TwoWay}"
-            SelectedItem="{Binding Selected, Mode=TwoWay}">
+            SelectedItem="{Binding Selected, Mode=TwoWay}"
+            Visibility="{x:Bind ViewModel.IsLoading, Converter={StaticResource BoolToInvertedVisibilityConverter}, Mode=OneWay}">
             <ListView.ItemTemplate>
                 <DataTemplate x:DataType="models:Entry">
                     <Grid
@@ -333,6 +338,12 @@
             </ListView.ItemTemplate>
         </ListView>
 
+        <ProgressRing
+            Width="48"
+            Height="48"
+            Grid.Row="1"
+            IsActive="{x:Bind ViewModel.IsLoading, Mode=OneWay}" />
+
         <ContentDialog
             x:Name="EntryDialog"
             x:Uid="EntryDialog"