Re: Gnus: Blocked message to gmail addresses

["H. Dieter Wilhelm" <dieter@duenenhof-wilhelm.de>]

Manuel Giraud <manuel@ledu-giraud.fr> writes:

> "H. Dieter Wilhelm" <dieter@duenenhof-wilhelm.de> writes:
>
>> Hello Gnus
>>
>> now it's the second time that I couldn't send a mail to (multiple) gmail
>> addresses.  I've received a mail from the provider 1and1.de's mail
>> delivery system saying "dieter@duenehof-wilhelm.de" is blocked from
>> gmail with authentication problems (SPF and DKIM).  I checked sending
>> with the webmailer of 1und1.de and there sending to (some) gmail
>> addresses worked and then - strangely - resending the very same
>> problematic mail from Gnus seems to have work!?

>
> Maybe your providers is not configured the same between the webmail and
> their SMTP access.  You could try to see if everything (SPF, DKIM,
> DMARC) is in place by using a site such as https://www.mail-tester.com/
> and sending a mail from Gnus there.

Thank you for your promising hint.  Not only for testing but I found
there also guidelines for configuring mail systems of providers!

           Dieter

PS: I found your mail just now in the SPAM folder :-/

-- 
Best wishes
H. Dieter Wilhelm
Zwingenberg, Germany