diff --git a/src/NzbDrone.Core/Download/Clients/Deluge/DelugeSettings.cs b/src/NzbDrone.Core/Download/Clients/Deluge/DelugeSettings.cs
index c7cb5b0a1..be5b39078 100644
--- a/src/NzbDrone.Core/Download/Clients/Deluge/DelugeSettings.cs
+++ b/src/NzbDrone.Core/Download/Clients/Deluge/DelugeSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Download.Clients.Deluge
     {
         public DelugeSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
 
             RuleFor(c => c.TvCategory).Matches("^[-a-z]*$").WithMessage("Allowed characters a-z and -");
diff --git a/src/NzbDrone.Core/Download/Clients/Nzbget/NzbgetSettings.cs b/src/NzbDrone.Core/Download/Clients/Nzbget/NzbgetSettings.cs
index f9f108bb6..3f0f01e9a 100644
--- a/src/NzbDrone.Core/Download/Clients/Nzbget/NzbgetSettings.cs
+++ b/src/NzbDrone.Core/Download/Clients/Nzbget/NzbgetSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Download.Clients.Nzbget
     {
         public NzbgetSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
             RuleFor(c => c.Username).NotEmpty().When(c => !String.IsNullOrWhiteSpace(c.Password));
             RuleFor(c => c.Password).NotEmpty().When(c => !String.IsNullOrWhiteSpace(c.Username));
diff --git a/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdSettings.cs b/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdSettings.cs
index 0a8e556f6..7007f7d3a 100644
--- a/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdSettings.cs
+++ b/src/NzbDrone.Core/Download/Clients/Sabnzbd/SabnzbdSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Download.Clients.Sabnzbd
     {
         public SabnzbdSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
 
             RuleFor(c => c.ApiKey).NotEmpty()
diff --git a/src/NzbDrone.Core/Download/Clients/Transmission/TransmissionSettings.cs b/src/NzbDrone.Core/Download/Clients/Transmission/TransmissionSettings.cs
index 3989aa790..19d9dcc1b 100644
--- a/src/NzbDrone.Core/Download/Clients/Transmission/TransmissionSettings.cs
+++ b/src/NzbDrone.Core/Download/Clients/Transmission/TransmissionSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Download.Clients.Transmission
     {
         public TransmissionSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
 
             RuleFor(c => c.TvCategory).Matches(@"^\.?[-a-z]*$").WithMessage("Allowed characters a-z and -");
diff --git a/src/NzbDrone.Core/Download/Clients/uTorrent/UTorrentSettings.cs b/src/NzbDrone.Core/Download/Clients/uTorrent/UTorrentSettings.cs
index 4647a5076..bd3f813b7 100644
--- a/src/NzbDrone.Core/Download/Clients/uTorrent/UTorrentSettings.cs
+++ b/src/NzbDrone.Core/Download/Clients/uTorrent/UTorrentSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Download.Clients.UTorrent
     {
         public UTorrentSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).InclusiveBetween(0, 65535);
             RuleFor(c => c.TvCategory).NotEmpty();
         }
diff --git a/src/NzbDrone.Core/Notifications/Growl/GrowlSettings.cs b/src/NzbDrone.Core/Notifications/Growl/GrowlSettings.cs
index 04d864e96..a9a80f766 100644
--- a/src/NzbDrone.Core/Notifications/Growl/GrowlSettings.cs
+++ b/src/NzbDrone.Core/Notifications/Growl/GrowlSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Notifications.Growl
     {
         public GrowlSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
         }
     }
diff --git a/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserSettings.cs b/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserSettings.cs
index 71a5528e0..f89655aff 100644
--- a/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserSettings.cs
+++ b/src/NzbDrone.Core/Notifications/MediaBrowser/MediaBrowserSettings.cs
@@ -11,7 +11,7 @@ namespace NzbDrone.Core.Notifications.MediaBrowser
     {
         public MediaBrowserSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.ApiKey).NotEmpty();
         }
     }
diff --git a/src/NzbDrone.Core/Notifications/Plex/PlexClientSettings.cs b/src/NzbDrone.Core/Notifications/Plex/PlexClientSettings.cs
index e1841ce6b..a36f08152 100644
--- a/src/NzbDrone.Core/Notifications/Plex/PlexClientSettings.cs
+++ b/src/NzbDrone.Core/Notifications/Plex/PlexClientSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Notifications.Plex
     {
         public PlexClientSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
         }
     }
diff --git a/src/NzbDrone.Core/Notifications/Plex/PlexServerSettings.cs b/src/NzbDrone.Core/Notifications/Plex/PlexServerSettings.cs
index cc69e8a90..bb7977273 100644
--- a/src/NzbDrone.Core/Notifications/Plex/PlexServerSettings.cs
+++ b/src/NzbDrone.Core/Notifications/Plex/PlexServerSettings.cs
@@ -10,7 +10,7 @@ namespace NzbDrone.Core.Notifications.Plex
     {
         public PlexServerSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.Port).GreaterThan(0);
         }
     }
diff --git a/src/NzbDrone.Core/Notifications/Xbmc/XbmcService.cs b/src/NzbDrone.Core/Notifications/Xbmc/XbmcService.cs
index 6175c7031..bd340ef7d 100644
--- a/src/NzbDrone.Core/Notifications/Xbmc/XbmcService.cs
+++ b/src/NzbDrone.Core/Notifications/Xbmc/XbmcService.cs
@@ -113,7 +113,7 @@ namespace NzbDrone.Core.Notifications.Xbmc
 
                 if (version == new XbmcVersion(0))
                 {
-                    throw new InvalidXbmcVersionException("Verion received from XBMC is invalid, please correct your settings.");
+                    throw new InvalidXbmcVersionException("Version received from XBMC is invalid, please correct your settings.");
                 }
 
                 Notify(settings, "Test Notification", "Success! XBMC has been successfully configured!");
diff --git a/src/NzbDrone.Core/Notifications/Xbmc/XbmcSettings.cs b/src/NzbDrone.Core/Notifications/Xbmc/XbmcSettings.cs
index cab9527e7..e1507d9bb 100644
--- a/src/NzbDrone.Core/Notifications/Xbmc/XbmcSettings.cs
+++ b/src/NzbDrone.Core/Notifications/Xbmc/XbmcSettings.cs
@@ -12,7 +12,7 @@ namespace NzbDrone.Core.Notifications.Xbmc
     {
         public XbmcSettingsValidator()
         {
-            RuleFor(c => c.Host).NotEmpty();
+            RuleFor(c => c.Host).ValidHost();
             RuleFor(c => c.DisplayTime).GreaterThanOrEqualTo(2);
         }
     }
diff --git a/src/NzbDrone.Core/Validation/RuleBuilderExtensions.cs b/src/NzbDrone.Core/Validation/RuleBuilderExtensions.cs
index 2553b8964..ade8f810b 100644
--- a/src/NzbDrone.Core/Validation/RuleBuilderExtensions.cs
+++ b/src/NzbDrone.Core/Validation/RuleBuilderExtensions.cs
@@ -19,13 +19,19 @@ namespace NzbDrone.Core.Validation
 
         public static IRuleBuilderOptions<T, string> HaveHttpProtocol<T>(this IRuleBuilder<T, string> ruleBuilder)
         {
-            return ruleBuilder.SetValidator(new RegularExpressionValidator("^http(s)?://", RegexOptions.IgnoreCase)).WithMessage("must start with http:// or https://");
+            return ruleBuilder.SetValidator(new RegularExpressionValidator("^https?://", RegexOptions.IgnoreCase)).WithMessage("must start with http:// or https://");
+        }
+
+        public static IRuleBuilderOptions<T, string> ValidHost<T>(this IRuleBuilder<T, string> ruleBuilder)
+        {
+            ruleBuilder.SetValidator(new NotEmptyValidator(null));
+            return ruleBuilder.SetValidator(new RegularExpressionValidator("^[-a-z0-9.]+$", RegexOptions.IgnoreCase)).WithMessage("must be valid Host without http://");
         }
 
         public static IRuleBuilderOptions<T, string> ValidRootUrl<T>(this IRuleBuilder<T, string> ruleBuilder)
         {
             ruleBuilder.SetValidator(new NotEmptyValidator(null));
-            return ruleBuilder.SetValidator(new RegularExpressionValidator("^http(?:s)?://[a-z0-9-.]+", RegexOptions.IgnoreCase)).WithMessage("must be valid URL that");
+            return ruleBuilder.SetValidator(new RegularExpressionValidator("^https?://[-a-z0-9.]+", RegexOptions.IgnoreCase)).WithMessage("must be valid URL that starts with http(s)://");
         }
 
         public static IRuleBuilderOptions<T, int> ValidPort<T>(this IRuleBuilder<T, int> ruleBuilder)