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Sent from my iPhone > On Aug 14, 2025, at 8:46 PM, Scott Q. via mailop <mailop@mailop.org> wrote: > > One of our users is getting this bounce when trying to e-mail shaw.ca: > > Remote host said: 554 shw-ibgw-4001a.ext.cloudfilter.net cmsmtp > x.x.x.x blocked AUP#BL > > It's my understanding that cloudfilter.net is part of Cloud Mark from > ProofPoint, yet when I check our IP at: https://csi.cloudmark.com/en/reset/ > it's not listed. > > Is it a different list, or that message doesn't mean it's a block list ? > > Thanks! > Scott > > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop _______________________________________________ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop
