On Fri, May 13, 2016 at 06:49:28AM +0100, lejeczek wrote: > I use Yahoo free of charge mail service, about two weeks ago I stopped > getting my own messages I send to any list.
To many lists. The postfix-users list should be DMARC-compatible. > It is a sticky wicket I understand, but maybe someone has experienced > something so weird as this and knows what to do - apart from ditching Yahoo > away of course. Welcome to DMARC. You'll need to find yourself a mailbox provider that does not enforce DMARC, or subscribe only to lists that don't have DMARC problems (like postfix-users) or kludge around them. -- Viktor.