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Mesh Outage History

Every past Mesh outage tracked by IsDown, with detection times, duration, and resolution details.

There were 53 Mesh outages since October 2022. The 20 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 24, 2026

April 2026: Detection Engine Issue

Detected Apr 24, 2026 3:48 PM EDT · Resolved Apr 24, 2026 5:19 PM EDT · Duration about 2 hours

The Mesh detection engine experienced an issue that caused legitimate emails to be incorrectly flagged with phishing verdicts, affecting the Inbound Email Security service for 1.5 hours. A fix was implemented and the issue was resolved, though emails that were incorrectly blocked could not be automatically released and required manual intervention.

Minor April 23, 2026

April 2026: Slow Email Delivery - Inbound US

Detected Apr 23, 2026 11:44 AM EDT · Resolved Apr 23, 2026 12:59 PM EDT · Duration about 1 hour

The Mesh service experienced slow inbound email delivery due to queue issues on US infrastructure, affecting the Inbound Email Security component. The incident lasted 1.3 hours, during which delivery times were degraded as emails backed up in processing queues. The issue was resolved when queues cleared and normal delivery times were restored.

Minor March 25, 2026

March 2026: Email Delays Inbound - EU

Detected Mar 25, 2026 4:48 AM EDT · Resolved Mar 25, 2026 7:58 AM EDT · Duration about 3 hours

The Mesh service experienced email delays affecting inbound email security in the EU region for 3.2 hours. The issue was identified and a fix was implemented, with queue times returning to normal levels. The incident was resolved after monitoring confirmed the fix was successful.

Minor March 24, 2026

March 2026: Slow Email Delivery - Inbound EU

Detected Mar 24, 2026 5:47 AM EDT · Resolved Mar 24, 2026 7:28 AM EDT · Duration about 2 hours

Mesh experienced slow inbound email delivery affecting their EU infrastructure, specifically impacting the Inbound Email Security component. The service team investigated delivery queue issues that caused delays in processing incoming emails. The incident was resolved after 12 minutes.

Minor March 23, 2026

March 2026: Slow Email Delivery - Inbound EU

Detected Mar 23, 2026 6:55 AM EDT · Resolved Mar 23, 2026 7:51 AM EDT · Duration about 1 hour

The Mesh service experienced slow inbound email delivery due to delivery queue issues on EU infrastructure, affecting the Inbound Email Security component for 57 minutes. The issue was identified and a fix was implemented to resolve the queue backlog. Message processing returned to normal and all queues were cleared.

Minor March 13, 2026

March 2026: [EU] Email Processing Delays

Detected Mar 13, 2026 6:07 AM EDT · Resolved Mar 13, 2026 6:47 AM EDT · Duration 40 minutes

The Mesh service experienced email processing delays affecting inbound and outbound email security systems as well as the MSP Hub in the EU region. The incident caused delays in email delivery for 40 minutes. The team identified the issue, deployed a fix, and restored normal email delivery operations.