Re: [mailop] postmaster: envelope vs header

2021-12-06 Thread Slavko via mailop
Hi, Dňa Sun, 5 Dec 2021 19:51:15 + ml+mailop--- via mailop napísal: > "What's the problem you are trying to solve?" Basically no problem here. I never seen message with unqualified postmaster (RCPT). To be honest, i miss this part of RFC before. I only try to understand, how to deal with u

Re: [mailop] postmaster: envelope vs header

2021-12-06 Thread Jost Krieger via mailop
*From: *Slavko via mailop *Subject: *Re: [mailop] postmaster: envelope vs header I think a little about it, but i cannot find other way than do not use To: header at all, which will be penalized in my anti-spam SW latter. How about To: Postmaster

Re: [mailop] postmaster: envelope vs header

2021-12-05 Thread ml+mailop--- via mailop
On Sun, Dec 05, 2021, Slavko via mailop wrote: > I think a little about it, but i cannot find other way than do not use > To: header at all, which will be penalized in my anti-spam SW latter. "What's the problem you are trying to solve?" Is this about the differences between envelope and header(s

Re: [mailop] postmaster: envelope vs header

2021-12-05 Thread Slavko via mailop
Hi, Dňa Sun, 5 Dec 2021 11:24:04 + ml+mailop--- via mailop napísal: > Anyway, my mail was only about a clear violation of the (SMTP) RFC > by comcast. Yes, i understand that, and my question was not to you only (sorry, if it was not clean). I think a little about it, but i cannot find othe

Re: [mailop] postmaster: envelope vs header

2021-12-05 Thread ml+mailop--- via mailop
On Sun, Dec 05, 2021, Slavko via mailop wrote: > But, please, what about header: > To: postmaster > ... rejected after DATA: header syntax: unqualified address not > permitted: failing address in "To:" header is: postmaster The syntax for envelope addresses and header addresses is "a