israel.garcia at cimex.com.cu writes: > even more details: > > 1. I use Mailscanner/postfix in the 3 MX's servers. > 2. Using dig I get exactly the same of what I have in my bind server. > 3. http://dnsreport.com/ reports no problem at all. > 4. I'm not using any greylisting.... Yet.. I'm setting right now > spamassassin with mailscanner.. See http://www.postfix.org/addon.html Quoting from the page: --- quote --- mailscanner system, works with Postfix and other MTAs. This uses unsupported methods to manipulate Postfix queue files, and there are multiple reports of message duplication and/or delivery of truncated messages. --- quote --- It's use is NOT recommended by Postfix's author. This may not be the cause of the problem but ... Simon