Mailbox Continuity

Deliver always-on email without the expense and headache


Downtime. It underscores how important email is. Employees hate it and productivity screeches to a halt.

With Mimecast Mailbox Continuity, downtime is a thing of the past. In the event of a sudden email outage or planned downtime, Mimecast provides uninterrupted access to live and historic email and attachments from the Mimecast Cloud using everyday tools like Outlook for Windows, the web and mobile applications. Employees get guaranteed access to email —from anywhere, on any device. And administrators can monitor email flow, receive alerts and manage a continuity event all from Mimecast.


Mimecast Mailbox Continuity Provides:

  • Management of downtime of on-premises, cloud and hybrid primary email systems for better productivity and peace of mind

  • Uninterrupted access to all live and historic email and calendarinformation from everyday applications and devices to keep business moving

  • 100% service availability SLA delivered from the highly secure Mimecast cloud

  • Learn more about the C1M2 and M2A service bundles that include Mailbox Continuity


More On Mimecast Mailbox Continuity:

With over 20,000 customers, Mimecast knows the challenge of keeping email flowing despite planned and unplanned outages.

Mimecast ensures continuity when primary email systems are offline. Customizable thresholds let administrators monitor inbound and outbound email. Out-of-band alerts via SMS or an alternative email adress keep administrators informed. A continuity portal makes event management simple, with one click activation to instantly activate Mimecast and broadcast company-wide or group messages to employees. The organization keeps email flowing to users with an add-in for Outlook, Mac and mobile apps, and a web application.



  • Instant failover and failback reduces RPO & RTO for email to near zero.

  • Easy to use administrative tools to monitor, alert and manage inbound and outbound email disruptions.

  • Automatic synchronization of mailboxes after an event lowers confusion without straining IT.

  • Access to email through Outlook for Windows, a native app for Mac users and a full suite of mobile apps means employees can carry on receiving and sending email as if the primary email system was performing normally.

  • Event specific dashboard with one click continuity activation and employee alerting.

  • SMS continuity alerts allow fast communication between IT and end users during email interruptions. 

  • No hardware or software to purchase, reduces costs and lowers IT overhead.