Hello if you have used a mail.ru email for google groups, when you posted message to group, it will replace From header with the list address.
On Sat, Nov 23, 2019, at 6:43 PM, Jaroslaw Rafa wrote: > Dnia 23.11.2019 o godz. 17:19:53 Wesley Peng pisze: > > Google groups replace the from: with their group address. > > I have never seen it and I'm subscribed to many Google-based mailing lists. > They replace the envelope from address (like almost every mailing list > server does), but keep the original From: header. > > Replacing the From: header would be a very bad idea, as - at it was already > written - this header indicates the author of the message, and the author is > a particular sender writing to the list, and not the list itself. > > Would you really like to see in your mail client a whole thread of messages > from a mailing list, every each of them having "From:" address as the list's > address? What would you do if you need to quickly find a message written by > a particular person (for example, you) in this conversation? > -- > Regards, > Jaroslaw Rafa > r...@rafa.eu.org > -- > "In a million years, when kids go to school, they're gonna know: once there > was a Hushpuppy, and she lived with her daddy in the Bathtub." >