>From: Kevin A. McGrail <kmcgr...@pccc.com> >Sent: Sunday, March 5, 2017 5:47 AM >To: David Jones; users@spamassassin.apache.org >Subject: Re: Yahoo - Can't figure out a server is down? >On 3/5/2017 6:41 AM, David Jones wrote: >> There is no reason to >> obfuscate your domain or real mail servers since the spammers >> have very sophisticated ways to find this info and already know it.
>Sadly I wish this was true. Greylisting and obfuscated MX's work quite >well against real-world ratware in use right now today. I think you misunderstood what I meant. I agree 100% with your statement above. I meant that the OP didn't have to use hide his real mail server names and use example.com since this is not giving away any real secret by posting the actual server names on this list. Dave