Outage in Mimecast
Intermittent Web Security connectivity issues
Resolved Minor
December 08, 2025 - Started about 2 months ago
- Lasted about 5 hours
Incident Report
We are aware that some customers may be experiencing internet access issues while using Web Security. We are currently investigating the issue and updates will be posted here as they become available. No mail flow is impacted.
Components affected
Mimecast United States Grid Mimecast United States B Grid Mimecast United Kingdom Grid Mimecast South African Grid Mimecast Australian Grid Mimecast German Grid Mimecast Offshore Grid Mimecast Canadian GridNeed to monitor Mimecast outages?
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Latest Updates ( sorted recent to last )
about 2 months ago - at 12/08/2025 11:40AM
We are aware that some customers may be experiencing internet access issues while using Web Security. We are currently investigating the issue and updates will be posted here as they become available. No mail flow is impacted.
about 2 months ago - at 12/08/2025 12:08PM
We believe we have identified the issue affecting Web Security and are working to resolve it. We will provide further updates as they become available.
about 2 months ago - at 12/08/2025 12:33PM
We believe we have resolved the issue affecting Web Security. The Engineering team is actively monitoring the situation and will provide updates as needed.
Latest Mimecast outages
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South Africa grid, email processing delays - about 1 month ago
TTP Attachment Protect message delays - 2 months ago
Degraded Cloud Integrated service on AU Grid - 3 months ago
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