Outage in Mimecast
Login issues on the new universal login page
Resolved Minor
October 12, 2026 - Started 10 days ago
- Lasted about 2 hours
Incident Report
Summary AI Generated
Mimecast's universal login page experienced a global outage lasting approximately 2.4 hours, preventing users from progressing past the username entry step across all regional grids worldwide. The issue caused login failures with an error message after entering a valid username, blocking access to Mimecast services. A workaround using direct regional URLs was provided while the team worked on a resolution.
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.
Components affected
Mimecast United States Grid Mimecast United States B Grid Mimecast United Kingdom Grid Mimecast South African Grid Mimecast Australian Grid Mimecast German Grid Mimecast Offshore Grid Mimecast Canadian GridTrusted by 1,000+ teams
The Status Page Aggregator with Early Outage Detection
Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.
Latest Updates ( sorted recent to last )
10 days ago - at 10/12/2026 02:51PM
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.
10 days ago - at 10/12/2026 03:02PM
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
Latest Mimecast outages
Degraded access to Mimecast Support Center - 8 days ago
SMS delivery delays - 15 days ago
ZA Support Line (086) issue - about 1 month ago
Degraded Service – Aware login issues on US Grid - about 2 months ago
The Status Page Aggregator with Early Outage Detection
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
