It might be related to 'missing' Fromheader. Can you also copy the bounce error message here from your postfix logs?
You can also test your mail headers by sending email to emailaudit.com seed address (free tool that we made) Thanks, Syed On Fri, Nov 25, 2016 at 8:37 PM, Viktor Dukhovni <postfix-us...@dukhovni.org > wrote: > > > On Nov 25, 2016, at 1:49 PM, Jack Raats <j...@jarasoft.net> wrote: > > > > Since last tuesday my mailservers cann’t deliver email to an outlook.com > controlled domain. Before tuesday everything was ok. > > This would be a good time to take stock of any changes you made at that > time. > > > Accoording to microsoft my postfix server doesn’t comply with the > several rfc’s describing how to send email. > > Often the folks on level-1 support can barely add 1+1 without looking > up the answer in their canned list of responses. There is little reason > to take what they say too seriously. > > In the mean-time: > > http://www.postfix.org/DEBUG_README.html#mail > http://www.postfix.org/DEBUG_README.html#logging > > LOGS = HELP > NO LOGS = NO HELP > > -- > Viktor. > > -- Syed Alam Postmastery Amsterdam, NL Skype: alam50 T: +31 20 261 0438
