> On May 22, 2017, at 2:42 PM, W Kern <wk...@pixelgate.net> wrote: > > > We quarantine inbound SPF failures. Customers complain but we point that out. > So those are not the issue. > > I am talking about the scenario where a third party sender WITH an -all SPF > record sends to my customer and then MY customer forwards it elsewhere > (gmail, hotmail). > > From our server's perspective it is a legitimate acceptance and no SPF > failure occurred. Of course we are going to accept it. > > But unless we REWRITE it then when we forward back out its an SPF failure at > the forwarding destination, and where we have tried rewriting we have seen > pushback and technical issues. > > I suppose we could write something unique and refuse to forward such emails, > but the standard software doesn't accommodate that as of yet.
ARC is the very-near-future solution to much of this. Get your vendors on it. http://arc-spec.org Cheers, Steve _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
