--- a/management/univention-directory-manager-modules/modules/univention/admin/handlers/__init__.py	
+++ a/management/univention-directory-manager-modules/modules/univention/admin/handlers/__init__.py	
@@ -546,8 +546,8 @@ def __init__(self, co, lo, position, dn='', superordinate=None, attributes=None)
 		global s4connector_present
 		if s4connector_present is None:
 			s4connector_present = False
-			searchResult = self.lo.search('(&(|(objectClass=univentionDomainController)(objectClass=univentionMemberServer))(univentionService=S4 Connector))', attr=['aRecord'])
-			s4connector_present = any(ddn for (ddn, attr) in searchResult if 'aRecord' in attr)
+			searchResult = self.lo.search('(&(|(objectClass=univentionDomainController)(objectClass=univentionMemberServer))(univentionService=S4 Connector))', attr=['aRecord', 'aAAARecord'])
+			s4connector_present = any(ddn for (ddn, attr) in searchResult if set('aAAARecord', 'aRecord') & set(attr))
 		self.s4connector_present = s4connector_present
 
 		if not univention.admin.modules.modules: