[horde] Horde-mails come with higher Spam-Score

[Jan Schneider]

Zitat von Simon B <simon.buongiorno at gmail.com>:

> On 13 Feb 2017 08:58, "Heinz Hummel" <heinz.hummel99 at gmail.com> wrote:
>>
>> Hi,
>>
>> while checking against SpamAssasin it seems that Webmails sent over Horde
>> interface get a higher Spam-score comparing to other webmailers.
>> SpamAssasin complains about a numeric IP in HELO request. Since my mail
>> server definitely uses a domain name in HELO, I did some more
> investigation
>> and found it seems to be caused by the different (hop-)IPs that are stored
>> in a mail.
>>
>> Here Horde behaves different to other applications: it looks like it adds
>> my local computers IP to the mail which misses something SpamAssasin is
>> checking for. Since my internet provider is responsible for this IP, I do
>> not have the chance to change something at this IP's configuration.
>>
>> So my question: is it possible to configure Horde in a way where my local
>> computers IP does not become part of a Webmail-written message but only
> the
>> IP of the mail server the mail is sent from? All other webmailers I tried
>> do not seem to send this first IP, which then results in a much better
>> spam-score for these mails.
>
> Hopefully not!  Because if your pc is ever infected with malware and using
> your server to send spam mail, my server will have a chance to block it
> using an RBL.
>
> Every IP's reputation is only as good as the last email sent from it.
>
> Simon

Besides that, we fixed an issue with numeric IPs in the first hop that  
is yet to be released. This was triggering some SA rule.

-- 
Jan Schneider
The Horde Project
https://www.horde.org/