On Tue, 13 Oct 2015 17:47:28 -0700 Robert wrote: RG> On 10/13/2015 5:44 PM, Robert Story wrote: RG> > On Tue, 13 Oct 2015 12:25:27 -0700 Robert wrote: RG> > RG> We are having a problem with email from a certain IP being RG> > RG> rejected with code FBLW15. We have gone through the normal RG> > RG> channels but have received no communication/acknowledgement from RG> > RG> Microsoft at all. Emails to any domain with *outlook.com MX RG> > RG> records are rejected with the following: RG> > RG> [....] RG> > RG> We have emailed delist@messaging.microsoft.com, with no response. RG> > RG> > This has happened to me twice this year. Both times I got an RG> > auto-response fairly quickly, and a followup message within a week, RG> > and was delisted. Never could get any info on why I was listed in the RG> > first place, though. RG> > RG> > RG> > Robert RG> > RG> An MS engineer reached out earlier, gave me this: RG> RG> https://postmaster.live.com/snds/addnetwork.aspx RG> RG> Signing for and using that tool, I was able to pin-point the cause. You RG> can also sign-up for their junk-mail feedback loop. RG> RG> Hope this helps you next time! Excellent, thanks! Robert -- Senior Software Engineer @ Parsons