Ongoing since 06:51 PM UTC, affecting Rackspace Email & Apps.
Users may currently be unable to connect to their Exchange Online mailboxes across multiple connection methods. Our upstream partner, Microsoft, has confirmed this is an active infrastructure issue and is actively investigating. Impacted Connection Methods Users attempting to access their mailboxes through the following protocols may experience connectivity errors Outlook on the web (OWA) Messaging API (MAPI) Exchange ActiveSync (EAS) Representational State Transfer (REST) API Current Status & Investigation Microsoft engineering teams have identified connectivity errors occurring on a portion of the Exchange Online infrastructure responsible for receiving and processing user access requests. They have collected networking logs and are currently analyzing them to pinpoint the root cause and determine the next steps for remediation. Next Steps We are closely monitoring Microsoft's progress and will provide an update here as soon as new information or an estimated time to resolution becomes available. For direct updates from Microsoft, please refer to the Microsoft 365 Service Status Page: https://status.cloud.microsoft/m365/referrer=serviceStatus
Affected components
Update timeline
- monitoring Nov 12, 2026, 06:51 PM UTC
Users may currently be unable to connect to their Exchange Online mailboxes across multiple connection methods. Our upstream partner, Microsoft, has confirmed this is an active infrastructure issue and is actively investigating. Impacted Connection Methods Users attempting to access their mailboxes through the following protocols may experience connectivity errors Outlook on the web (OWA) Messaging API (MAPI) Exchange ActiveSync (EAS) Representational State Transfer (REST) API Current Status & Investigation Microsoft engineering teams have identified connectivity errors occurring on a portion of the Exchange Online infrastructure responsible for receiving and processing user access requests. They have collected networking logs and are currently analyzing them to pinpoint the root cause and determine the next steps for remediation. Next Steps We are closely monitoring Microsoft's progress and will provide an update here as soon as new information or an estimated time to resolution becomes available. For direct updates from Microsoft, please refer to the Microsoft 365 Service Status Page: https://status.cloud.microsoft/m365/referrer=serviceStatus
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