============= The Register Wed 4 Mar 2026 // 10:31 UTC
Users fume over Outlook.com email 'carnage' https://www.theregister.com/2026/03/04/users_fume_at_outlookcom_email/ Microsoft spent last week rejecting emails to Outlook recipients after what appears to be either a fault or overzealous blocking rules, a situation a source described as "carnage." ... ============= --------- Original message ------------------ Received: 2026-02-26 03:28 UTC From: Michael Denney Via Mailop <[email protected]> For: Subject: RE: Re: [mailop] Outlook rate limiting, just us? > I don't think that it's noise - it's good for others to know your experience, > how long it took, what you're seeing, etc. > > I just checked our logs and it looks like messages are starting to flow from > us as well as of a few hours ago. Hopefully this is the experience for > everyone affected by this. > > Also no response to our ticket yet from a human - but maybe this fix was > network-wide and not sender-specific. > > Thank you, > > Michael Denney > MDDHosting LLC > http://www.mddhosting.com/ > >> On Feb 25, 2026, at 10:00 PM, Jarland Donnell via mailop <[email protected]> >> wrote: >> >> Forgive me for adding noise. But as I started this particular thread, it >> seemed to me that it might be courteous to report that as of this evening it >> has been completely resolved for us. This does not appear to be in response >> to our tickets with them, this appears to be in response to a fix that was >> deployed within the last few hours. >> >> On 2026-02-23 14:48, Jarland Donnell via mailop wrote: >>> I just wanted to poke around and ask if anyone else was seeing an increase >>> in behavior like this today from MS: >>> 451 4.7.650 The mail server [136.175.108.47] has been temporarily rate >>> limited due to IP reputation. For e-mail delivery information, see >>> https://aka.ms/postmaster (S775) [Name=Protocol Filter >>> Agent][AGT=PFA][MxId=11BCD799F8C0D17A] >>> [DB1PEPF00050A01.eurprd03.prod.outlook.com 2026-02-23T20:36:05.976Z >>> 08DE6BCD08E3CD4A] >>> I mean, we fight harder against outbound spam than any ESP I've ever >>> witnessed, to the point that spammers frequently call me a "Nazi." No >>> significant number of complaints over their FBL, but every one is actioned. >>> I'll accept if it's just me, but it would be nice to hear it's not just me. >>> _______________________________________________ >>> mailop mailing list >>> [email protected] >>> https://list.mailop.org/listinfo/mailop >> _______________________________________________ >> mailop mailing list >> [email protected] >> https://list.mailop.org/listinfo/mailop > > > > _______________________________________________ > mailop mailing list > [email protected] > https://list.mailop.org/listinfo/mailop -- --------------------------------------------- -- MailmanLists Mailman hosting in Australia, Europe, UK, USA www.mailmanlists.net Tel: +61 .2 7255 9924 -- --------------------------------------------- -- _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
