[mailop] Microsoft/Outlook contact for *.outbound.protection.outlook.com

2024-06-28 Thread Jim P. via mailop
Hello! I have an odd deliverability problem. Microsoft is trying (over and over) to send me emails, and they get past connect/disconnect. This has been going on for a few days now, at a rate of once every 5 seconds. I've tested verified that everything about my mail flow is working fine and pas

Re: [mailop] Microsoft/Outlook contact for *.outbound.protection.outlook.com

2024-06-28 Thread Jim P. via mailop
=3.16.240.230:25] [SmtpSecurity=12;0] [DM3NAM02FT028.eop-nam02.prod.protection.outlook.com 2024-06- 28T19:54:14.133Z 08DC91E14BFC7324](450 4.7.324 dnssec-invalid: Destination domain returned invalid DNSSEC records)' Original message headers: --- On Fri, 2024-06-

Re: [mailop] Microsoft/Outlook contact for *.outbound.protection.outlook.com

2024-06-28 Thread Jim P. via mailop
On Sat, 2024-06-29 at 10:31 +1000, Viktor Dukhovni via mailop wrote: > > Reading your first post brought to mind the recent report of potential > issues at Microsoft's outbound servers with "too many" TLSA records > (more than ~12).  I was looking at your TLSA RRset (14 TLSA records): I've been b