Mimecast experienced a minor incident on June 25, 2026 affecting United States Grid and United States B Grid and 1 more component, lasting 2h 13m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Jun 25, 2026, 12:51 PM 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 Jun 25, 2026, 01:56 PM 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.