Microsoft Exchange Online Outage Disrupts Email Across North America and Germany

Microsoft is investigating a widespread Exchange Online service disruption affecting mail flow for customers across North America and Germany, causing email delays and delivery failures. Microsoft acknowledged the issue and is working on mitigation. No root cause has been disclosed at time of writing. Enterprises depending on Exchange Online for critical communications should monitor the Microsoft 365 admin center service health dashboard and consider alternative communication channels while the outage persists.