Is Mimecast United States B Grid Down? Mimecast United States B Grid Status & Outages
Mimecast status updated
What is Mimecast United States B Grid status right now?
Mimecast United States B Grid is working normally
IsDown last checked Mimecast United States B Grid status on at . We've received 0 user reports in the past 24 hours.
Monitoring since Mar 2022
·
43 incidents caught
·
9 components tracked in real-time
Mimecast United States B Grid service health over the last 24 hours
This chart shows the number of user-reported issues for Mimecast United States B Grid service health over the past 24 hours, grouped into 20-minute intervals. It's normal to see occasional reports, which may be due to individual user issues rather than a broader problem.
Outage Map
See where users report Mimecast United States B Grid is down. The map shows recent Mimecast United States B Grid outages from around the world.
United States B Grid Outage Map
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Mimecast Downtime Health — Last 90 Days
In the last 90 days, Mimecast had 8 incidents with a median duration of 6 hours 26 minutes.
8
Incidents
0
Major Outages
8
Minor Incidents
6
hour
Median Resolution
Recent Mimecast United States B Grid outages detected by IsDown
Full incident reports for recent Mimecast United States B Grid outages, including timelines, affected components, and resolution details.
| Title | Started At | Duration |
|---|---|---|
|
We are aware that a small subset of customers hosted on our US-B grid may be experiencing email d...
|
Mar 26, 2026 at 03:52 PM UTC
|
about 1 hour |
|
We are aware that some customers hosted on our US-B grid may be experiencing degraded deliverabil...
|
Mar 18, 2026 at 06:05 PM UTC
|
about 5 hours |
|
We have identified an issue affecting customers with Belgian & French phone numbers who are exp...
|
Mar 17, 2026 at 04:06 PM UTC
|
7 days |
|
We believe we have identified the issue affecting customers hosted on our CA grid who may be expe...
|
Mar 11, 2026 at 01:34 PM UTC
|
5 days |
|
We are currently investigating an issue impacting the global availability of our Service Monitor....
|
Feb 05, 2026 at 10:19 PM UTC
|
about 13 hours |
|
We are aware that customers may be experiencing issues accessing the Administration Console when ...
|
Feb 02, 2026 at 04:01 PM UTC
|
36 minutes |
|
Mimecast is aware of degraded service with Google directory syncs. Our team has identified the ro...
|
Jan 20, 2026 at 02:30 PM UTC
|
about 8 hours |
|
We are aware that some customers hosted on our USB and CA grids may be experiencing issues logg...
|
Jan 07, 2026 at 07:50 PM UTC
|
32 minutes |
|
We are aware that some customers may be experiencing internet access issues while using Web Secur...
|
Dec 08, 2025 at 11:40 AM UTC
|
about 5 hours |
|
Mimecast is aware of a service disruption impacting our Mimecast Security Agent (MSA). The agen...
|
Sep 20, 2025 at 05:32 PM UTC
|
about 3 hours |
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Monitor Mimecast alongside these services
Teams that track Mimecast status also keep an eye on these services. Add them all to your IsDown dashboard for a single view of your dependencies.
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Mailtrap
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Mailprotector
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OK
Mixmax
Email Delivery
OK
Mandrill
Email Delivery
OK
Mailchimp
Email Marketing
OK
SAP Concur
Expense Tracking
OK
Steam
Gaming
OK
Facebook
Social Media Platforms
OK
Microsoft 365
Productivity Tools
MINOR
McGraw Hill
Education Technology
OK
Exclaimer
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OK
Ecomail.cz api
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OK
SparkPost
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Frequently Asked Questions
Is Mimecast United States B Grid down today?
Mimecast United States B Grid isn't down. You can check Mimecast United States B Grid status and incident details on the top of the page. IsDown continuously monitors Mimecast United States B Grid official status page every few minutes. In the last 24 hours, there were 1 outages reported.
What is the current Mimecast United States B Grid status?
Mimecast United States B Grid is currently operational. You can check Mimecast United States B Grid status and incident details on the top of the page. The status is updated in almost real-time, and you can see the latest outages and issues affecting customers.
Is there a Mimecast United States B Grid outage now?
No, there is no ongoing official outage. Check on the top of the page if there are any reported problems by other users.
Is Mimecast United States B Grid down today or just slow?
Currently there's no report of Mimecast United States B Grid being slow. Check on the top of the page if there are any reported problems by other users.
How are Mimecast United States B Grid outages detected?
IsDown monitors the Mimecast United States B Grid official status page every few minutes. We also get reports from users like you. If there are enough reports about an outage, we'll show it on the top of the page.
Is Mimecast United States B Grid having an outage right now?
Mimecast United States B Grid last outage was on March 26, 2026 with the title "Email Delivery Delays "
How often does Mimecast United States B Grid go down?
IsDown has tracked 43 Mimecast United States B Grid incidents since March 2022.
Is Mimecast United States B Grid down for everyone or just me?
Check the Mimecast United States B Grid status at the top of this page. IsDown combines official status page data with user reports to show whether Mimecast United States B Grid is down for everyone or if the issue is on your end.
How IsDown compares to DownDetector when monitoring Mimecast?
IsDown and DownDetector help users determine if Mimecast is having problems. The big difference is that IsDown is a status page aggregator. IsDown monitors a service's official status page to give our customers a more reliable source of information instead of just relying on reports from users. The integration allows us to provide more details about Mimecast's Outages, like incident title, description, updates, and the parts of the affected service. Additionally, users can create internal status pages and set up notifications for all their third-party services.
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