SparkPost: Microsoft outage: delays deliverin (Nov 12, 2026)

Name: SparkPost: Microsoft outage: delays delivering to Outlook, Hotmail and Office 365
Start: 2026-11-12T20:01:42.464Z
End: 2026-11-12T23:54:42.551Z

Status: identified Microsoft has confirmed an incident affecting Exchange Online and Microsoft 365 connectivity in all regions. It’s tracked as EX1550543, an...