Is Mimecast down?
Last checked 3m agoNo incidents right now.
Mimecast is operational right now. Last checked 3m ago; the most recent incident resolved 1d ago.
Real-time Mimecast status, recent outages, and incident history — pulled directly from Mimecast's official status page at https://status.mimecast.com every 5 minutes. Pingoru tracks 125 Mimecast services and has captured 15 incidents in the last 90 days (99.75% uptime). Get email, Slack, Discord, or webhook alerts the moment Mimecast reports a new incident — free for 5 monitors, no credit card.
Recent outages & incidents
Past 90 days- South African GridEmail Processing
Timeline · 3 updates
- investigating · Jun 09, 2026, 09:42 AM UTC
We are aware that customers in ZA grid may be experiencing email delivery delays. We are currently investigating the issue and updates will be posted here as they become available.
- identified · Jun 09, 2026, 09:57 AM UTC
We have identified the cause of the email delivery delays affecting customers in ZA. Engineering are working to resolve this. Further updates will be posted here as they become available.
- monitoring · Jun 09, 2026, 10:09 AM UTC
The email delivery delays affecting customers in ZA have been resolved. We are monitoring to ensure full stability. Further updates will be posted here as they become available.
Latest: The email delivery delays affecting customers in ZA have been resolved. We are monitoring to ensure full stability. Further updates will be posted here as they become available.
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- United States GridUnited Kingdom GridSouth African GridEmail Processing
Timeline · 3 updates
- investigating · Jun 09, 2026, 01:45 AM UTC
We are aware of a service disruption that is impacting email delivery to Office 365 tenants for a subset of US hosted customers. We are investigating this issue and will post further updates here.
- identified · Jun 09, 2026, 02:31 AM UTC
We have identified the issue impacting email delivery to Office 365 tenants for a subset of US hosted customers and are working to resolve it. We will provide further updates as they become available.
- monitoring · Jun 09, 2026, 03:26 AM UTC
We have resolved the email delivery issue affecting Office 365 tenants for US-hosted customers. Mitigation efforts are ongoing for UK and ZA hosted customers, and we will provide further updates as work continues.
Latest: We have resolved the email delivery issue affecting Office 365 tenants for US-hosted customers. Mitigation efforts are ongoing for UK and ZA hosted customers, and we will provide f…
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- United States GridEnd User ApplicationsRemediation
Timeline · 3 updates
- investigating · Jun 06, 2026, 03:41 AM UTC
We are aware that a small subset of customers hosted on our US grid may be experiencing a degraded service. We are currently investigating the issue and updates will be posted here as they become available.
- identified · Jun 06, 2026, 05:04 AM UTC
We believe we have identified the issue affecting a small subset of US-hosted customers and are working to resolve it. We will provide further updates as they become available.
- monitoring · Jun 06, 2026, 05:54 AM UTC
We have taken mitigation steps and continue to see improved services for previously impacted customers hosted on our US grid. We are continuing our resolution and further updates will be posted here.
Latest: We have taken mitigation steps and continue to see improved services for previously impacted customers hosted on our US grid. We are continuing our resolution and further updates w…
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- Points of ContactMimecaster Central Community
Timeline · 1 update
- investigating · Jun 01, 2026, 09:32 PM UTC
We are aware of a service disruption impacting access to the Partner Portal for some customers. Users may be unable to log in or may experience errors when attempting to access the portal. We are currently investigating the issue and will post further updates here as they become available.
Latest: We are aware of a service disruption impacting access to the Partner Portal for some customers. Users may be unable to log in or may experience errors when attempting to access the…
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- German GridEmail Processing
Timeline · 2 updates
- investigating · May 26, 2026, 01:37 PM UTC
We are aware that some customers hosted on the German (DE) grid may be experiencing degraded service affecting email processing. We are currently investigating the issue, and updates will be posted here as they become available.
- monitoring · May 26, 2026, 01:54 PM UTC
We have taken mitigation steps and believe impact to the service has been addressed. While recovery continues, some small mail flow delays may persist as the backlog clears. Our Engineering team is closely monitoring performance and investigating the cause of the high load. Further updates will be provided as needed.
Latest: We have taken mitigation steps and believe impact to the service has been addressed. While recovery continues, some small mail flow delays may persist as the backlog clears. Our En…
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See the full Mimecast outage history
5 more incidents in the last 90 days, plus the full multi-year archive of per-service events and update timelines.
Browse Mimecast outage history →Or sign up free to get alerts when Mimecast breaks · 10 free monitors · No credit card
- Email Delivery Delays | ZA Grid ResolvedStarted Jun 09, 2026, 09:42 AM UTC · Resolved Jun 09, 2026, 01:08 PM UTC · 3h 25m
- Email delivery delays on US grid ResolvedStarted Jun 09, 2026, 01:45 AM UTC · Resolved Jun 09, 2026, 04:04 AM UTC · 2h 19m
- Degraded performance on US grid ResolvedStarted Jun 06, 2026, 03:41 AM UTC · Resolved Jun 06, 2026, 08:22 AM UTC · 4h 40m
- Started Jun 01, 2026, 09:32 PM UTC · Resolved Jun 02, 2026, 12:29 AM UTC · 2h 57m
- German (DE) Mail Processing Degraded ResolvedStarted May 26, 2026, 01:37 PM UTC · Resolved May 26, 2026, 02:26 PM UTC · 48m
- Started May 19, 2026, 04:38 PM UTC · Resolved May 20, 2026, 03:00 AM UTC · 10h 21m
- Started May 19, 2026, 01:59 PM UTC · Resolved May 19, 2026, 06:27 PM UTC · 4h 28m
- Started May 13, 2026, 12:48 AM UTC · Resolved May 13, 2026, 02:01 AM UTC · 1h 13m