Email delivery issues affecting some Office365 channels [office365][partner]

Microsoft is still working on a resolution. The incident has been contained to a limited number of customers.

Microsoft is still working on a mitigation for this issue.

Microsoft has identified the issue and is working on a plan to roll out a fix. We are expecting additional updates on progress within the next two hours.

Microsoft is continuing to work on this issue and will continue to work on it around the clock. We do not have an ETA for a mitigation at this time.

Microsoft has confirmed that the issues impacting a subset of channels are tied to a service disruption that is affecting multiple users across different organizations. We are still engaged and are awaiting news on mitigations

Microsoft has confirmed an issue in the O365 Graph API that is affecting deliverability for a subset of users.

We are continuing to work with the Microsoft team as they investigate errors in the O365 API.

We are continuing to work with the Microsoft team on this issue.

Microsoft is actively investigating errors in the O365 API that are causing email delivery issues for some Office365 channels.

We have reached out to the Microsoft team about elevated errors we are observing in the O365 API causing email delivery issues for some Office365 channels.

We have reached out to the Microsoft team about elevated errors we are observing in the O365 API causing email delivery issues for some Office365 channels.

We are currently investigating this issue.