Missing list subject header

[Ulf Zibis]

So bad :-(

I'm subscribed to many lists, which all have such tags in the subject
line.. So I'm wondering why only [sane-devel] has this problem.

-Ulf

Am 11.09.19 um 22:37 schrieb m. allan noah:
> Probably not, as this seems to cause problems with sending mail to
> yahoo and gmail users because of DMARC policy checking.
>
> allan
>
> On Wed, Sep 11, 2019 at 4:16 PM Ulf Zibis <Ulf.Zibis at gmx.de> wrote:
>> Hi,
>>
>> since some days, the header [sane-devel] is no more in the subject line
>> of the list messages.
>>
>> Is there a chance, that it will come back?
>>
>> -Ulf
>>
>> --
>> Von meinem Seibert gesendet
>>
>>
>