Re: [mailop] Delivery issues with gmx recipients

[Ralf Schenk via mailop]

Hello,

I can confirm the Problem, too. Mail-Queues on our Relays are steadily
growing for gmx.de/gmx.net/web.de.

Problem started yesterday at about 12:00.

Bye


Am 12.03.2021 um 09:11 schrieb Christian Mack via mailop:
> Hello
>
> You are not alone, that problem seem to have everyone.
> Heard from other Universities and mailbox.org in Germany about the same
> error too.
>
>
> Kind regards,
> Christian Mack
>
> Am 11.03.21 um 20:13 schrieb tobisworld--- via mailop:
>> Hello
>>
>>
>> We're an email provider in Switzerland and since about 16:45 our
>> Outbound Service for our customers has massive delivery issues with mail
>> to gmx recipients. We're getting
>>
>>> 421-gmx.net (mxgmx115) Nemesis ESMTP Service not available 421-Service 
>>> unavailable 421-Reject due to policy restrictions.
>> Could someone of GMX contact me offlist as I cannot provide details via
>> a public-mailinglist
>>
>>
>> Thanks and have a good one
>>
>>
>> tobi
>>
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>>
>
>
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*Ralf Schenk*
fon +49 (0) 24 05 / 40 83 70
fax +49 (0) 24 05 / 40 83 759
mail *r...@databay.de* 
    
*Databay AG*
Jens-Otto-Krag-Straße 11
D-52146 Würselen
*www.databay.de* 

Sitz/Amtsgericht Aachen • HRB:8437 • USt-IdNr.: DE 210844202
Vorstand: Ralf Schenk, Dipl.-Ing. Jens Conze, Aresch Yavari, Dipl.-Kfm.
Philipp Hermanns
Aufsichtsratsvorsitzender: Wilhelm Dohmen



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Re: [mailop] Current OSS anti-spam software best practice?

[Ralf Schenk via mailop]

Hello,

we are still on amavisd + SpamAssassin incl. some best-practices
rule-sets but there is a promising alternative:

https://www.syn-flut.de/rspamd-das-bessere-spamassassin

https://www.heinlein-support.de/sites/default/files/Rspamd_und_Mailinfrastruktur_Heinlein-Support_2018.pdf

Bye


Am 16.12.2020 um 09:03 schrieb Dr. Christopher Kunz via mailop:
> Hi all,
>
> I'm wondering which software is currently the best practice in OSS
> (incoming) spam detection and filtering?
>
> We are still using Spam Assassin on our main setup, but I feel that
> it's not aggressive enough to cope with current spam patterns,
> especially with regards to its rather conservative bayesian learning
> parameters.
>
> Is it generally being superseded by other OSS solutions, or should I
> be looking into fine-tuning it? It's a shared cluster, so per-mailbox
> bayesian learning is an important feature for us.
>
> Is it generally best practice to also scan all outgoing e-mail on a
> shared e-mail cluster for spamminess?
>
> Best regards,
>
> --ck
>
>
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*Ralf Schenk*
fon +49 (0) 24 05 / 40 83 70
fax +49 (0) 24 05 / 40 83 759
mail *r...@databay.de* 
    
*Databay AG*
Jens-Otto-Krag-Straße 11
D-52146 Würselen
*www.databay.de* 

Sitz/Amtsgericht Aachen • HRB:8437 • USt-IdNr.: DE 210844202
Vorstand: Ralf Schenk, Dipl.-Ing. Jens Conze, Aresch Yavari, Dipl.-Kfm.
Philipp Hermanns
Aufsichtsratsvorsitzender: Wilhelm Dohmen



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