Here is the last one I got. As you can see it was send to root@xxxxxxxxx, a restricted distribution group, not obeying /etc/aliases or MAILTO definition in crontab.
Message Trace:
----------------------
Cron <root@mailcampaign1> run-parts /etc/cron.hourly
Sender:root@xxxxxxxxx
Recipient:root@xxxxxxxxx
ReceivedProcessedNot delivered
StatusThe message was sent to the following group, which doesn't allow messages from external senders:
Group: root@xxxxxxxxx
How to fix itTo accept messages from external senders, you can change the delivery management setting for this group.
Go to Groups.
Double-click the group name.
Click Delivery management, and choose Senders inside and outside my organization.
Choose Save.
Message Events
DATE (UTC)EVENTDETAIL
7/19/2017 8:15:56 PMReceiveMessage received by: CY1PR08MB1829
7/19/2017 8:15:56 PMFailReason: [{LED=550 5.7.133 RESOLVER.RST.SenderNotAuthenticatedForGroup; authentication required; Delivery restriction check failed because the sender was not authenticated when sending to this group};{MSG=};{FQDN=};{IP=};{LRT=}]
7/19/2017 8:15:56 PMSpam Diagnostics
Additional Properties
Message ID:<20170719201555.A5077100E776C@xxxxxxxxxxxxxxxxxxxxxxx>
Message size:12 KB
>From IP:139.182.75.70
To IP:
---
Chad Cordero
Information Technology Consultant
Enterprise & Cloud Services
Information Technology Services
California State University, San Bernardino
5500 University Pkwy
San Bernardino, CA 92407-2393
Main Line: 909/537-7677
Direct Line: 909/537-7281
Fax: 909/537-7141
http://support.csusb.edu/
---
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From: CentOS <centos-bounces@xxxxxxxxxx> on behalf of Alexander Dalloz <ad+lists@xxxxxxxxx>
Reply-To: CentOS mailing list <centos@xxxxxxxxxx>
Date: Wednesday, July 19, 2017 at 2:49 PM
To: "centos@xxxxxxxxxx" <centos@xxxxxxxxxx>
Subject: Re: Cron sending to root after changing MAILTO
Am 19.07.2017 um 23:42 schrieb Chad Cordero:
I have “root:ecssupport@xxxxxxxxx” in my /etc/aliases file already.
Chad Cordero
Then please provide log information about the mails to root being
relayed to your Exchange host.
Alexander
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