Is Mimecast down?
Last checked 5m agoNo incidents right now.
Mimecast is operational right now. Last checked 5m ago; the most recent incident resolved 3d 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 32 incidents in the last 90 days (99.13% 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- Australian GridEmail Processing
Timeline · 3 updates
- investigating · Jul 27, 2026, 06:03 AM UTC
We are aware that some customers on our AU grid may be experiencing outbound mail delivery delays due to MX lookup errors, with messages held in the delivery queue. We are investigating and will post updates here as they become available.
- identified · Jul 27, 2026, 06:40 AM UTC
We have identified the issue causing outbound MX lookup errors for a subset of AU-hosted customers and are working on a resolution. We'll provide further updates as they become available.
- monitoring · Jul 27, 2026, 07:28 AM UTC
We have applied mitigation steps to resolve the issue causing outbound MX lookup errors for a subset of AU-hosted customers. Some outbound mail may still be delayed while the backlog clears. We're monitoring closely to confirm full recovery and will provide further updates as they become available.
Latest: We have applied mitigation steps to resolve the issue causing outbound MX lookup errors for a subset of AU-hosted customers. Some outbound mail may still be delayed while the backl…
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- United States B GridEmail Processing
Timeline · 4 updates
- investigating · Jul 23, 2026, 04:11 PM UTC
We are aware that some customers hosted on our USB grid may be experiencing intermittent delivery delays. We are currently investigating and will post updates here as they become available.
- identified · Jul 23, 2026, 04:47 PM UTC
We have identified the cause of the intermittent delivery delays affecting some customers hosted on our USB grid. Our teams are actively working on a resolution, and further updates will be posted here as they become available.
- identified · Jul 23, 2026, 09:39 PM UTC
We have implemented mitigation steps to address intermittent delivery delays for some customers hosted on our USB grid. Our teams are seeing improvements and are continuing to work toward full resolution. We will provide further updates as they become available.
- monitoring · Jul 24, 2026, 01:36 AM UTC
We have implemented mitigation steps to address intermittent delivery delays for some customers hosted on our USB grid. Our processing queues are in a healthier state, and we are observing normal mail delivery operations. Our Engineering teams will continue monitoring to ensure stability in our environment.
Latest: We have implemented mitigation steps to address intermittent delivery delays for some customers hosted on our USB grid. Our processing queues are in a healthier state, and we are o…
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- United States GridUnited States B GridUnited Kingdom GridSouth African GridAustralian GridGerman GridCanadian GridOffshore GridAdministration Console
Timeline · 5 updates
- investigating · Jul 23, 2026, 09:52 AM UTC
We are aware that some customers may be experiencing an issue when attempting to load certain pages within the Mimecast Administration Console, resulting in a redirect back to the Main Page. We are currently investigating the issue and updates will be posted here as they become available.
- identified · Jul 23, 2026, 10:33 AM UTC
We have identified the cause of the issue affecting the loading of certain pages within the Mimecast Administration Console. Our teams are working on implementing remediation to resolve the issue, and further updates will be posted here as they become available.
- identified · Jul 23, 2026, 12:03 PM UTC
We continue to work on a resolution for the issue affecting some customers, where attempting to load certain pages within the Mimecast Administration Console redirects back to the Main Page. We will continue to provide updates here as they become available.
- identified · Jul 23, 2026, 02:19 PM UTC
Our Engineering teams are actively engaged implementing mitigation steps to resolve the issue affecting some customers, where attempting to load certain pages within the Mimecast Administration Console redirects back to the Main Page. We will continue to provide updates here as they become available.
- monitoring · Jul 23, 2026, 05:11 PM UTC
We have taken mitigation steps and believe we have resolved the issue affecting some customers where attempting to load certain pages within the Mimecast Administration Console redirected users back to the Main Page. Our Engineering team is closely monitoring the situation to ensure continued stability and performance. We will provide further updates here as they become available.
Latest: We have taken mitigation steps and believe we have resolved the issue affecting some customers where attempting to load certain pages within the Mimecast Administration Console red…
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- Australian GridEmail Processing
Timeline · 3 updates
- investigating · Jul 23, 2026, 05:39 AM UTC
We are aware that some customers hosted on our AU grid may be experiencing intermittent delivery delays, with messages being held in the processing queue. We are currently investigating and will post updates here as they become available.
- identified · Jul 23, 2026, 06:33 AM UTC
We have taken mitigation steps and continue to see improved mail processing performance for previously impacted customers hosted on our AU grid. We are continuing our resolution and further updates will be posted here.
- monitoring · Jul 23, 2026, 07:09 AM UTC
Recovery is ongoing for the incident affecting some customers on our AU grid and we continue to see improvements. There may still be some delays in mail flow as the backlog clears. We are closely monitoring performance and will provide further updates as they become available.
Latest: Recovery is ongoing for the incident affecting some customers on our AU grid and we continue to see improvements. There may still be some delays in mail flow as the backlog clears.…
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- United States GridUnited States B GridUnited Kingdom GridSouth African GridAustralian GridGerman GridCanadian GridOffshore GridEnd User Applications
Timeline · 3 updates
- investigating · Jul 22, 2026, 04:28 PM UTC
We are aware of a service disruption that is preventing customers from completing S&R migrations. We are currently investigating the issue and will post further updates here as they become available
- identified · Jul 22, 2026, 05:29 PM UTC
We have identified the root cause of the issue preventing customers from completing Sync and Recover (S&R) migrations. Our engineering team is actively working on a resolution. We will post further updates here as they become available.
- monitoring · Jul 22, 2026, 07:28 PM UTC
We can confirm that we have taken mitigation steps and believe we have resolved the earlier issue that prevented customers from completing Sync and Recover (S&R) migrations. Our Engineering team is closely monitoring the environment, and services are operating as expected.
Latest: We can confirm that we have taken mitigation steps and believe we have resolved the earlier issue that prevented customers from completing Sync and Recover (S&R) migrations. Our En…
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See the full Mimecast outage history
16 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
- Outbound delivery delays on AU grid ResolvedStarted Jul 27, 2026, 06:03 AM UTC · Resolved Jul 27, 2026, 04:18 PM UTC · 10h 15m
- Email Processing Delays: USB ResolvedStarted Jul 23, 2026, 04:11 PM UTC · Resolved Jul 24, 2026, 06:54 PM UTC · 1d 2h
- Started Jul 23, 2026, 09:52 AM UTC · Resolved Jul 23, 2026, 07:01 PM UTC · 9h 8m
- Started Jul 23, 2026, 05:39 AM UTC · Resolved Jul 23, 2026, 11:28 AM UTC · 5h 49m
- Started Jul 22, 2026, 04:28 PM UTC · Resolved Jul 22, 2026, 10:04 PM UTC · 5h 36m
- Started Jul 17, 2026, 02:56 PM UTC · Resolved Jul 20, 2026, 04:15 PM UTC · 3d 1h
- Started Jul 14, 2026, 03:49 PM UTC · Resolved Jul 15, 2026, 10:36 AM UTC · 18h 47m
- Started Jul 14, 2026, 06:07 AM UTC · Resolved Jul 14, 2026, 09:30 AM UTC · 3h 22m