Author: Jasen Betts Date: To: exim-users Subject: Re: [exim] Weird error showing up in mainlog
On 2017-11-24, The Doctor <doctor@???> wrote: > For the first time today I am seeing
>
> 2017-11-23 13:00:00 1eHxbt-0008Sf-2W ** {legit e-mail address} R=dnslookup T=remote_smtp H=doctor.nl2k.ab.ca [204.209.81.1] X=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256 CV=no: SMTP error from remote mail server after pipelined MAIL FROM:<root> SIZE=13880523: 501 <root>: sender address must contain a domain
>
> What is happening?
you nave not configured your domain name, or a rewrite rule for root.
probably some cron job is failing.
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