July 26, 2022
                
            
            
            
        
    
                10:09 a.m.
            
        Hi,
i tried now with a Postfix 3.x -> Mailman
Original to Mailman: https://pastebin.com/c4BHeEkJ After Recieving: https://pastebin.com/JG0NKbjq
So yes, somwhere it gets QP.
Regards
Stephan