# SpamAssassin rules file: kam sandbox
#
# Please don't modify this file as your changes will be overwritten with
# the next update. Use @@LOCAL_RULES_DIR@@/local.cf instead.
# See 'perldoc Mail::SpamAssassin::Conf' for details.
#
# <@LICENSE>
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to you under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at:
# 
#     http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# </@LICENSE>
#
###########################################################################

#COMPANY3 MX
header          __KAM_MX1               Reply-To =~ /\@mx\d+\./i
header          __KAM_MX2               Return-Path =~ /\@mx\d+\./i
header          __KAM_MX3               Received =~ /(\(|\b)(host|mx)\d+\./i

meta            KAM_MX                  (__KAM_MX1 + __KAM_MX2 + __KAM_MX3 >= 1)
score           KAM_MX                  0.2
describe        KAM_MX                  Odd prevalence of mx records associated with the COMPANY3 Spammers

#EOF