<div dir="auto">Ale is running on centos 5 as that was current at the time the server was changed to new hosting and configured.<div dir="auto"><br></div><div dir="auto">In the next few months ALE will transition to a new physical host and admin and get upgraded to centos 7.3 in the process. That will change things to postfix from sendmail. </div><div dir="auto"><br></div><div dir="auto">That said the OP was referring to their mail service being on the blackhole list, not ALE's server. I understand their frustration. A system I ran long ago hit a black hole list thanks to a user getting hit with a virus that spewed spam.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mar 10, 2017 7:25 PM, "Joey Kelly" <<a href="mailto:joey@joeykelly.net">joey@joeykelly.net</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Thursday, March 09, 2017 11:31:27 AM Neal Rhodes wrote:<br>
> <a href="http://dnsbl.sorbs.net" rel="noreferrer" target="_blank">dnsbl.sorbs.net</a> is tossing <a href="http://p3plsmtpa08-08.prod.phx3.secureserver.net" rel="noreferrer" target="_blank">p3plsmtpa08-08.prod.phx3.<wbr>secureserver.net</a>. I<br>
> think. This should verify.<br>
<br>
One teensy question... why is a Linux user's group not running postfix<br>
themselves?<br>
<br>
--<br>
Joey Kelly<br>
Minister of the Gospel and Linux Consultant<br>
<a href="http://joeykelly.net" rel="noreferrer" target="_blank">http://joeykelly.net</a><br>
<a href="tel:504-239-6550" value="+15042396550">504-239-6550</a><br>
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</blockquote></div></div>