All Systems Operational

Email Services Operational
API Operational
SMTP Operational
Outbound Delivery Operational
Inbound email processing Operational
Events & Logs Operational
Stats and Analytics Operational
Deliverability Services Operational
Email Validation Operational
Inbox Placement Operational
Spam Trap Network Operational
Email Previews Operational
Customer Tools Operational
Control Panel Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance

Sep 5, 2026

No incidents reported today.

Sep 4, 2026

EU Messaging Outage
Resolved - This incident has been resolved.
Sep 4, 07:33 PDT
Monitoring - A fix has been implemented and we are monitoring the results.
Sep 4, 07:21 PDT
Investigating - We are currently investigating this issue.
Sep 4, 07:16 PDT
Microsoft Incident Resulting in Delivery Issues to M365
Resolved - Microsoft has resolved the underlying issue, we are seeing deliveries to M365 process normally.
Sep 4, 05:54 PDT
Update - We are continuing to monitor for any further issues.
Sep 4, 05:22 PDT
Monitoring - Starting around 08:00 UTC, Microsoft began experiencing an incident causing an increased volume of deferred emails across all M365 regions. The affected responses are returning "451 4.7.500 Server busy". Our teams are actively monitoring the situation. Sending to other email providers is not affected.
Sep 4, 05:20 PDT

Sep 3, 2026

No incidents reported.

Sep 2, 2026

No incidents reported.

Sep 1, 2026

No incidents reported.

Aug 31, 2026

Event Log Delays in US Region
Resolved - Event queues have caught up and events are processing normally.
Aug 31, 15:01 PDT
Update - The event processing backlog is steadily decreasing, and we’re continuing to monitor the recovery. We expect all delays to be resolved within the hour.
Aug 31, 14:28 PDT
Update - The event processing backlog is steadily decreasing, and we’re continuing to monitor the recovery.
Aug 31, 13:43 PDT
Update - The event processing backlog is steadily decreasing, and we’re continuing to monitor the recovery. We expect all delays to be resolved in the next 2 hours.
Aug 31, 13:13 PDT
Update - The event processing backlog is steadily decreasing, and we’re continuing to monitor the recovery.
Aug 31, 12:38 PDT
Update - The delays in event processing are reducing. We expect all delays to be resolved in the next 3 hours.
Aug 31, 11:59 PDT
Update - We are putting a fix in place for this issue. There is significant backlogs of event logs to process. We update the expected time of resolution when available.
Aug 31, 10:56 PDT
Update - We are continuing to work on a fix for this issue.
Aug 31, 10:05 PDT
Update - We are continuing to work on a fix for this issue.
Aug 31, 09:24 PDT
Update - We are continuing to work on a fix for this issue.
Aug 31, 08:29 PDT
Identified - We are currently experiencing delays in event log processing in our US region.
Aug 31, 07:47 PDT

Aug 30, 2026

No incidents reported.

Aug 29, 2026

No incidents reported.

Aug 28, 2026

No incidents reported.

Aug 27, 2026

EU Messaging Outage
Resolved - This incident has been resolved.
Aug 27, 14:16 PDT
Monitoring - A fix has been implemented and we are monitoring the results.
Aug 27, 14:00 PDT
Identified - We have identified the issue and working on restoring service.
Aug 27, 13:45 PDT
Investigating - We are currently investigating an outage in our EU datacenter
Aug 27, 13:38 PDT

Aug 26, 2026

No incidents reported.

Aug 25, 2026

No incidents reported.

Aug 24, 2026

No incidents reported.

Aug 23, 2026

No incidents reported.

Aug 22, 2026

No incidents reported.

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