diff -r 0a06f7b1da6a -r 2a75058fc064 VirtualMailManager/domain.py
--- a/VirtualMailManager/domain.py	Tue Aug 27 21:17:38 2013 +0000
+++ b/VirtualMailManager/domain.py	Sun Feb 02 14:36:01 2014 +0000
@@ -1,5 +1,5 @@
 # -*- coding: UTF-8 -*-
-# Copyright (c) 2007 - 2013, Pascal Volk
+# Copyright (c) 2007 - 2014, Pascal Volk
 # See COPYING for distribution information.
 """
     VirtualMailManager.domain
@@ -24,7 +24,9 @@
 
 
 MAILDIR_CHARS = '0123456789abcdefghijklmnopqrstuvwxyz'
-RE_DOMAIN = re.compile(r"^(?:[a-z0-9-]{1,63}\.){1,}[a-z]{2,6}$")
+RE_DOMAIN = re.compile(r"""^(?:[a-z0-9-]{1,63}\.){1,}  # one or more labels
+                            (?:[a-z]{2,}               # a ASCII TLD
+                            |xn--[a-z0-9]{4,})$        # or a ACE TLD""", re.X)
 _ = lambda msg: msg
 cfg_dget = lambda option: None