On 17 Sep 2025, at 14:57, Bill Cole via mailop <[email protected]> wrote: >> Yes, what I wanted to do is create a dedicated SpamAssassin rule which >> changes these values for a block of IPs but I can’t seem to figure it out. > > The best place to get help with SpamAssassin is the SpamAssassin Users' > Mailing list. see > https://cwiki.apache.org/confluence/display/SPAMASSASSIN/MailingLists for how > to subscribe.
Yes, I am moving the question there now, I had tried mailop mainly to see if others were enjoying M365 emails as much as I am. > The most important first step of protecting a particular network range from > SpamAssassin is to set the internal_networks and trusted_networks parameters > correctly. Those are both critical to get SA to select specific Received > headers for filtering. > However, there's a strong possibility in the case of MS365 that you need to > be more targeted than a particular IP range. I would rather not put all the ranges advertised as “relay ranges” by Microsoft as trusted_networks … hence my wish to alter some SpamAssassin parameters for IPs in those ranges to mitigate the issue. Cheers, Arrigo _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
