Outage in SEDNA
Mail Ingress & Egress Outage: Some Customers in EU Clusters unable to Send and Receive Mail
Resolved MajorIncident Report
An outage affecting Sedna’s mail egress and ingress services has been identified on specific infrastructure EU clusters. Affected users are unable to send and receive mail. The issue is under investigation by engineering as an emergency.
Components affected
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Latest Updates ( sorted recent to last )
RESOLVED
3 days ago - at 02/12/2026 08:38PM
This incident has been resolved, and all back logged messages have been processed
INVESTIGATING
3 days ago - at 02/12/2026 07:51PM
We are continuing to investigate this issue, and will update every hour until it is resolved.
INVESTIGATING
3 days ago - at 02/12/2026 06:48PM
An outage affecting Sedna’s mail egress and ingress services has been identified on specific infrastructure EU clusters. Affected users are unable to send and receive mail. The issue is under investigation by engineering as an emergency.
Latest SEDNA outages
Microsoft Outage - 23 days ago
Mail Ingress & Egress Outage: Customers in EU Clusters unable to Send and Receive Mail - about 1 month ago
Platform performance issues: Customers experiencing autotagging slowness in Virginia1 and default clusters - 4 months ago
Mail Creation and Delivery Issues on Dublin2 cluster - 4 months ago
Mail Flow Issue related to AWS outage - US-EAST-1 - 4 months ago
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