Adding ASN info

Julian Field MailScanner at
Wed May 21 16:55:15 IST 2008

Alex Broens wrote:
> On 5/21/2008 3:29 PM, Lars Kristiansen wrote:
>> Hugo van der Kooij skrev:
>>> Steve Freegard wrote:
>>> | Hugo van der Kooij wrote:
>>> |> Has anyone done any work on adding ASN info to a message in the 
>>> way this
>>> |> procmail filter does it? I would prefer to do this in postfix but a
>>> |> custom call in MailScanner before SA is called upon would do as 
>>> well.
>>> |>
>>> |>
>>> |>
>>> |> It sounds like a fun idea to let the ASN info become part of the
>>> |> Bayesian selection. And we might add a decision to block all 
>>> messages
>>> |> from certain countries. All I ever got from Nigeria are messages 
>>> with
>>> |> wacky deals.
>>> |
>>> | SpamAssassin can do this natively if you want to Bayes to consider 
>>> the
>>> ASN:
>>> |
>>> |
>>> So adding the 3 lines indicated to
>>> /etc/MailScanner/spam.assassin.prefs.conf should be sufficient to add
>>> the ASN info?
>>> One of the side effects of getting something to kill the pain in my
>>> spine is that it makes it a bit harder to think logical. But it beats
>>> the pain so I can work out that problem that locks up my spinal column.
>>> So I have to accept the side effects this week.
>>> Hugo.
>> No success here.
>> The ASN-plugin in spamassassin adds a header: X-Spam-ASN
>> It does work for me with spamassassin -D but not in mailscanner.
>> Should this work in mailscanner to add a header with a 
>> spamassassin-plugin?
> If you add the add_header directive and use SA to run regex against 
> it, it works, "virually", but MS won't write it in the msg because MS 
> doesn't know about these directives (and probably never will)
> Take in account that if you're boxes are hi traffic, this will slow 
> down your processing.
It takes quite a bit of time to look it up, and adds *Very* little 
helpful information in working out the spaminess of the message. So I 
have no plans to add support for it as yet another special case.


Julian Field MEng CITP CEng
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