Is Mimecast down?

Last checked 1m ago
Current status
Mimecast has degraded performance

Active incident: SMS Delivery Issue - ZA

Mimecast is reporting degraded performance right now (last checked 1m ago). Services are up but slower or partially failing.

Real-time Mimecast status, recent outages, and incident history: pulled directly from Mimecast's official status page at status.mimecast.com every 5 minutes. Pingoru tracks 137 Mimecast services and has captured 13 incidents in the last 90 days (99.22% uptime). Get email, Slack, Discord, or webhook alerts the moment Mimecast reports a new incident, free for 3 monitors, no credit card.

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Mimecast uptime 99.22% uptime · past 90 days
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Active incident 1

  1. Ongoing ● 8d 8h
    Started Oct 23, 2026, 08:28 AM UTC
    South African GridOffshore Grid — Administration ConsoleOffshore Grid — Authentication
    Timeline · 1 update
    • identified · Oct 23, 2026, 08:28 AM UTC

      Our third-party SMS provider has reported an issue that may impact the successful delivery of SMS messages used for Two-Factor Authentication (2FA). The provider is actively working on a resolution, and we will provide updates as they become available.

    Latest: Our third-party SMS provider has reported an issue that may impact the successful delivery of SMS messages used for Two-Factor Authentication (2FA). The provider is actively workin…

Recent outages & incidents

Past 90 days
  1. Resolved 4h 14m
    Started Oct 17, 2026, 12:01 PM UTC · Resolved Oct 17, 2026, 04:15 PM UTC
    South African GridOffshore Grid — Administration ConsoleOffshore Grid — Email ProcessingOffshore Grid — End User ApplicationsOffshore Grid — RemediationOffshore Grid — Threat ProtectionOffshore Grid — Web SecurityOffshore Grid — AuthenticationOffshore Grid — Awareness Training
    Timeline · 2 updates
    • investigating · Oct 17, 2026, 12:01 PM UTC

      We are aware that some customers hosted in our South Africa region may be experiencing intermittent email processing delays and issues accessing some Mimecast services. We are investigating and will provide updates here as soon as more information is available.

    • monitoring · Oct 17, 2026, 12:51 PM UTC

      A fix has been implemented for the intermittent email processing delays and service access issues in our South Africa region. We are monitoring the service and will provide updates here as soon as more information is available.

    Latest: A fix has been implemented for the intermittent email processing delays and service access issues in our South Africa region. We are monitoring the service and will provide updates…

  2. Resolved 6h 48m
    Started Oct 14, 2026, 06:21 PM UTC · Resolved Oct 15, 2026, 01:09 AM UTC
    Points of ContactPoints of Contact — Mimecaster Support Center
    Timeline · 3 updates
    • investigating · Oct 14, 2026, 06:21 PM UTC

      We are aware that some customers may be experiencing issues logging in to the Mimecast Support Center when accessing it directly. We are currently investigating and will post updates here as they become available. Please note that customers can access the Mimecast Support Center by selecting Contact Support in the Administration Console, which is functioning as expected.

    • identified · Oct 14, 2026, 10:05 PM UTC

      We have identified the cause of login issues when accessing the Mimecast Support Center, affecting some customers. Our teams are taking mitigating steps to address the issue and are working to deploy a fix. We will provide further updates as they become available. Please note that customers can continue to access the Mimecast Support Center by selecting Contact Support in the Administration Console, which is functioning as expected.

    • monitoring · Oct 14, 2026, 11:58 PM UTC

      We have implemented mitigation steps to address the login issues when accessing the Mimecast Support Center and Mimecast University directly. We are no longer seeing errors and services are operating normally. Our Engineering team will continue to closely monitor availability and performance to ensure ongoing stability.

    Latest: We have implemented mitigation steps to address the login issues when accessing the Mimecast Support Center and Mimecast University directly. We are no longer seeing errors and ser…

  3. Resolved 3h 11m
    Started Oct 12, 2026, 02:51 PM UTC · Resolved Oct 12, 2026, 06:03 PM UTC
    United States GridUnited States B GridUnited Kingdom GridSouth African GridAustralian GridGerman GridCanadian GridOffshore GridOffshore Grid — AuthenticationSingapore Grid
    Timeline · 3 updates
    • identified · Oct 12, 2026, 02:51 PM UTC

      We are aware of an issue affecting login to the Mimecast services for some customers globally. Users may see an error after entering a valid username and may be unable to reach the password step. We have identified the cause, and our teams are actively working on a resolution. We apologize for the disruption and will post further updates here as they become available.

    • identified · Oct 12, 2026, 03:02 PM UTC

      We are aware of an issue affecting login to the Mimecast services for some customers globally. Users may see an error after entering a valid username and may be unable to reach the password step. We have identified the cause, and our teams are actively working on a resolution. We apologize for the disruption and will post further updates here as they become available. As a workaround, please refer to below article to successfully login via respective regional URLs https://mimecastsupport.zendesk.com/hc/en-us/articles/34000362728979-Administration-Data-Centers-URLs#h_01JA7Q71GA0422N2D8BE4J0Z36

    • monitoring · Oct 12, 2026, 05:18 PM UTC

      We have implemented mitigation steps to address the login issues affecting some customers globally. We are no longer seeing errors, and users should now be able to log in through the Mimecast login page as normal. Our Engineering team will continue to closely monitor availability and performance to ensure ongoing stability.

    Latest: We have implemented mitigation steps to address the login issues affecting some customers globally. We are no longer seeing errors, and users should now be able to log in through t…

  4. Resolved 2h 12m
    Started Oct 07, 2026, 08:49 AM UTC · Resolved Oct 07, 2026, 11:01 AM UTC
    United Kingdom GridSouth African GridOffshore Grid — Authentication
    Timeline · 2 updates
    • identified · Oct 07, 2026, 08:49 AM UTC

      Our third-party SMS provider has reported an issue that may impact the successful delivery of SMS messages used for Two-Factor Authentication (2FA). The provider is actively working on a resolution, and we will provide updates as they become available.

    • monitoring · Oct 07, 2026, 09:56 AM UTC

      Our third-party SMS provider has confirmed that the service incident impacting the delivery of Two-Factor Authentication (2FA) SMS messages has been resolved. All SMS messages are now being delivered successfully. We will continue to monitor the situation to ensure system stability and consistent message delivery.

    Latest: Our third-party SMS provider has confirmed that the service incident impacting the delivery of Two-Factor Authentication (2FA) SMS messages has been resolved. All SMS messages are …

  5. Resolved 1d 6h
    Started Sep 09, 2026, 01:35 PM UTC · Resolved Sep 10, 2026, 08:07 PM UTC
    Points of ContactPoints of Contact — Support Telephony
    Timeline · 4 updates
    • investigating · Sep 09, 2026, 01:35 PM UTC

      We are aware that some customers may be experiencing an issue with calls to our South Africa (ZA) support line 086 not ringing. In the meantime, customers can alternatively contact us on (011) 722-3700. We are currently investigating and will post updates here as they become available.

    • identified · Sep 09, 2026, 03:34 PM UTC

      We have identified the cause of the issue preventing calls from connecting on our South Africa (ZA) support line 086. Our teams are actively working towards a resolution, and we will share further updates here as they become available. In the meantime, customers can continue using the alternative number, (011) 722-3700.

    • identified · Sep 09, 2026, 05:08 PM UTC

      We have identified the cause of the issue preventing calls from connecting on our South Africa (ZA) support line 086, and our teams are actively working towards a resolution. In the meantime, please use the alternative number, (011) 722-3700, until further notice. We expect to share our next update during normal ZA business hours.

    • identified · Sep 10, 2026, 10:36 AM UTC

      We continue to work actively towards a resolution for the issue preventing calls from connecting on our South Africa (ZA) support line 086. We will share further updates here as soon as we have more information. In the meantime, please continue using the alternative number, (011) 722-3700, until further notice.

    Latest: We continue to work actively towards a resolution for the issue preventing calls from connecting on our South Africa (ZA) support line 086. We will share further updates here as so…

See the full Mimecast outage history

8 more incidents in the last 90 days, plus the full multi-year archive of per-service events and update timelines.

Browse Mimecast outage history →

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Incident record

Since April 2026 · Status.io · 137 components checked every 5 minutes
35incidents recorded
35last 12 months
13last 90 days
10 hourstypical duration, 12 months

The longest incident in the last year, Administration Console access issue- USB on July 17, 2026, ran for 3 days. 12 maintenance windows announced in the same period.

Most affected components, last 12 months

  • South African Grid18
  • United States Grid16
  • Australian Grid15
  • United Kingdom Grid15
  • United States B Grid15

Latest incidents

  • SMS Delivery Issue - ZA October 23, 2026 · still open · degraded service

    Our third-party SMS provider has reported an issue that may impact the successful delivery of SMS messages used for Two-Factor Authentication (2FA). The…

  • South Africa Region – Email Processing Delays and Service Access Issues October 17, 2026 · 4 hours · degraded service

    We are aware that some customers hosted in our South Africa region may be experiencing intermittent email processing delays and issues accessing some Mimecast…

  • Degraded access to Mimecast Support Center October 14, 2026 · 7 hours · degraded service

    We are aware that some customers may be experiencing issues logging in to the Mimecast Support Center when accessing it directly. We are currently…

Outage history

Past 90 days · 13 incidents View full outage history →