diff --git a/configs/AppConfig.inc b/configs/AppConfig.inc
index aa637e03..484932c4 100644
--- a/configs/AppConfig.inc
+++ b/configs/AppConfig.inc
@@ -143,10 +143,11 @@
 		 * @var array
 		 */
 		public static $misc = array(
-			'ranking_range'		=> 2,
-			'achievements_range'	=> 3,
-			'title_delimiter'	=> ' – ',
-			'lists_limit'		=> 10
+            'registration_host'     => '',
+            'ranking_range'         => 2,
+            'achievements_range'    => 3,
+            'title_delimiter'       => ' – ',
+            'lists_limit'           => 10
 		);
 		
 		
diff --git a/controllers/UsersController.inc b/controllers/UsersController.inc
index 39de6cfc..25db38bf 100644
--- a/controllers/UsersController.inc
+++ b/controllers/UsersController.inc
@@ -207,6 +207,7 @@
 			
 			$fields = array('username', 'prename', 'surname', 'email', 'password');
 			$validation = array();
+            $emailhost = \nre\configs\AppConfig::$misc['registration_host'];
 			
 			// Register a new user
 			if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('register')))
@@ -220,6 +221,11 @@
 				$prename = $this->request->getPostParam('prename');
 				$surname = $this->request->getPostParam('surname');
 				$email = $this->request->getPostParam('email');
+                if(!empty($emailhost)) {
+                    if(substr_compare($email, $emailhost, max(0, strlen($email)-strlen($emailhost)), strlen($emailhost)) !== 0) {
+                        $validation = $this->Validation->addValidationResult($validation, 'email', 'host', 'invalid');
+                    }
+                }
 				if($this->Users->emailExists($email)) {
 					$validation = $this->Validation->addValidationResult($validation, 'email', 'exist', true);
 				}
@@ -264,6 +270,7 @@
 			$this->set('prename', $prename);
 			$this->set('surname', $surname);
 			$this->set('email', $email);
+            $this->set('emailhost', $emailhost);
 			$this->set('validation', $validation);
 			$this->set('validationSettings', $validationSettings);
 		}
diff --git a/locale/de_DE/LC_MESSAGES/The Legend of Z.mo b/locale/de_DE/LC_MESSAGES/The Legend of Z.mo
index 23768725..629a5b8e 100644
Binary files a/locale/de_DE/LC_MESSAGES/The Legend of Z.mo and b/locale/de_DE/LC_MESSAGES/The Legend of Z.mo differ
diff --git a/locale/de_DE/LC_MESSAGES/The Legend of Z.po b/locale/de_DE/LC_MESSAGES/The Legend of Z.po
index f3ca15bb..87815d0f 100644
--- a/locale/de_DE/LC_MESSAGES/The Legend of Z.po	
+++ b/locale/de_DE/LC_MESSAGES/The Legend of Z.po	
@@ -1,15 +1,15 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: The Legend of Z\n"
-"POT-Creation-Date: 2015-03-21 14:54+0100\n"
-"PO-Revision-Date: 2015-03-21 14:55+0100\n"
+"POT-Creation-Date: 2015-04-08 12:28+0100\n"
+"PO-Revision-Date: 2015-04-08 12:29+0100\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: de_DE\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Generator: Poedit 1.7.4\n"
+"X-Generator: Poedit 1.7.5\n"
 "X-Poedit-Basepath: ../../../\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 "X-Poedit-SourceCharset: UTF-8\n"
@@ -18,7 +18,7 @@ msgstr ""
 "X-Poedit-SearchPath-2: controllers\n"
 
 #: controllers/CharactersController.inc:402
-#: controllers/UsersController.inc:322 views/ajax/characters/index.tpl:10
+#: controllers/UsersController.inc:329 views/ajax/characters/index.tpl:10
 #: views/ajax/users/index.tpl:10 views/html/characters/index.tpl:48
 #: views/html/characters/manage.tpl:35 views/html/characters/manage.tpl:50
 #: views/html/characters/manage.tpl:58 views/html/userroles/user.tpl:5
@@ -28,7 +28,7 @@ msgid "Admin"
 msgstr "Administrator"
 
 #: controllers/CharactersController.inc:408
-#: controllers/UsersController.inc:328 views/ajax/characters/index.tpl:12
+#: controllers/UsersController.inc:335 views/ajax/characters/index.tpl:12
 #: views/ajax/users/index.tpl:12 views/html/characters/index.tpl:49
 #: views/html/characters/manage.tpl:36 views/html/characters/manage.tpl:51
 #: views/html/characters/manage.tpl:59 views/html/userroles/user.tpl:7
@@ -38,7 +38,7 @@ msgid "Moderator"
 msgstr "Moderator"
 
 #: controllers/CharactersController.inc:414
-#: controllers/UsersController.inc:334 views/ajax/characters/index.tpl:14
+#: controllers/UsersController.inc:341 views/ajax/characters/index.tpl:14
 #: views/ajax/users/index.tpl:14 views/html/characters/index.tpl:50
 #: views/html/characters/manage.tpl:37 views/html/characters/manage.tpl:53
 #: views/html/characters/manage.tpl:61 views/html/userroles/user.tpl:9
@@ -1450,7 +1450,7 @@ msgstr "Login"
 #: views/html/users/index.tpl:15 views/html/users/index.tpl:19
 #: views/html/users/index.tpl:20 views/html/users/login.tpl:12
 #: views/html/users/login.tpl:13 views/html/users/manage.tpl:14
-#: views/html/users/register.tpl:83 views/html/users/register.tpl:84
+#: views/html/users/register.tpl:85 views/html/users/register.tpl:86
 msgid "Username"
 msgstr "Benutzername"
 
@@ -1458,8 +1458,8 @@ msgstr "Benutzername"
 #: views/html/introduction/index.tpl:8 views/html/users/create.tpl:92
 #: views/html/users/create.tpl:93 views/html/users/edit.tpl:100
 #: views/html/users/edit.tpl:101 views/html/users/login.tpl:14
-#: views/html/users/login.tpl:15 views/html/users/register.tpl:91
-#: views/html/users/register.tpl:92
+#: views/html/users/login.tpl:15 views/html/users/register.tpl:93
+#: views/html/users/register.tpl:94
 msgid "Password"
 msgstr "Passwort"
 
@@ -2031,7 +2031,7 @@ msgstr "Der Nachname ist ungültig"
 
 #: views/html/users/create.tpl:54 views/html/users/create.tpl:58
 #: views/html/users/edit.tpl:58 views/html/users/edit.tpl:62
-#: views/html/users/register.tpl:54 views/html/users/register.tpl:58
+#: views/html/users/register.tpl:54 views/html/users/register.tpl:60
 msgid "E‑mail address invalid"
 msgstr "Die E‑Mail-Adresse ist ungültig"
 
@@ -2041,37 +2041,37 @@ msgid "E‑mail address already exists"
 msgstr "E‑Mail-Adresse existiert bereits"
 
 #: views/html/users/create.tpl:63 views/html/users/edit.tpl:67
-#: views/html/users/register.tpl:63
+#: views/html/users/register.tpl:65
 #, php-format
 msgid "Password is too short (min. %d chars)"
 msgstr "Das Passwort ist zu kurz (min. %d Zeichen)"
 
 #: views/html/users/create.tpl:65 views/html/users/edit.tpl:69
-#: views/html/users/register.tpl:65
+#: views/html/users/register.tpl:67
 #, php-format
 msgid "Password is too long (max. %d chars)"
 msgstr "Das Passwort ist zu lang (max. %d Zeichen)"
 
 #: views/html/users/create.tpl:67 views/html/users/edit.tpl:71
-#: views/html/users/register.tpl:67
+#: views/html/users/register.tpl:69
 msgid "Password invalid"
 msgstr "Das Passwort ist ungültig"
 
 #: views/html/users/create.tpl:86 views/html/users/create.tpl:87
 #: views/html/users/edit.tpl:94 views/html/users/edit.tpl:95
-#: views/html/users/register.tpl:85 views/html/users/register.tpl:86
+#: views/html/users/register.tpl:87 views/html/users/register.tpl:88
 msgid "Prename"
 msgstr "Vorname"
 
 #: views/html/users/create.tpl:88 views/html/users/create.tpl:89
 #: views/html/users/edit.tpl:96 views/html/users/edit.tpl:97
-#: views/html/users/register.tpl:87 views/html/users/register.tpl:88
+#: views/html/users/register.tpl:89 views/html/users/register.tpl:90
 msgid "Surname"
 msgstr "Nachname"
 
 #: views/html/users/create.tpl:90 views/html/users/create.tpl:91
 #: views/html/users/edit.tpl:98 views/html/users/edit.tpl:99
-#: views/html/users/register.tpl:89 views/html/users/register.tpl:90
+#: views/html/users/register.tpl:91 views/html/users/register.tpl:92
 #: views/html/users/user.tpl:24
 msgid "E‑mail address"
 msgstr "E‑Mail-Adresse"
@@ -2109,7 +2109,12 @@ msgstr "Benutzer verwalten"
 msgid "Registration"
 msgstr "Registrierung"
 
-#: views/html/users/register.tpl:94
+#: views/html/users/register.tpl:58
+#, php-format
+msgid "E‑Mail address has to end with @%s"
+msgstr "Die E‑Mail-Adresse muss auf @%s enden"
+
+#: views/html/users/register.tpl:96
 msgid "Register"
 msgstr "Registrieren"
 
diff --git a/views/html/users/register.tpl b/views/html/users/register.tpl
index 48fe6f47..78ab8b36 100644
--- a/views/html/users/register.tpl
+++ b/views/html/users/register.tpl
@@ -55,6 +55,8 @@
 							break;
 							case 'exist': echo _('E‑mail address already exists');
 							break;
+                            case 'host': printf(_('E‑Mail address has to end with @%s'), $emailhost);
+                            break;
 							default: echo _('E‑mail address invalid');
 						}
 					break;
@@ -87,7 +89,7 @@
 		<label for="surname"><?=_('Surname')?>:</label>
 		<input name="surname" type="text" placeholder="<?=_('Surname')?>" title="<?=_('Surname')?>" required="required" maxlength="<?=$validationSettings['surname']['maxlength']?>" value="<?=$surname?>" <?=(array_key_exists('surname', $validation)) ? 'class="invalid"' : null?> /><br />
 		<label for="email"><?=_('E‑mail address')?>:</label>
-		<input name="email" type="email" placeholder="<?=_('E‑mail address')?>" title="<?=_('E‑mail address')?>" required="required" value="<?=$email?>" <?=(array_key_exists('email', $validation)) ? 'class="invalid"' : null?> /><br />
+		<input name="email" type="email" placeholder="<?=(!empty($emailhost)) ? '…@'.$emailhost : _('E‑mail address')?>" title="<?=_('E‑mail address')?>" required="required" value="<?=$email?>" <?=(array_key_exists('email', $validation)) ? 'class="invalid"' : null?> /><br />
 		<label for="password"><?=_('Password')?>:</label>
 		<input name="password" type="password" placeholder="<?=_('Password')?>" title="<?=_('Password')?>" required="required" maxlength="<?=$validationSettings['password']['maxlength']?>" <?=(array_key_exists('password', $validation)) ? 'class="invalid"' : null?> /><br />
 	</fieldset>