Resolved
The incident was resolved on Microsoft's side and was marked as closed by our emailing service.
Emails sent during the incident will be retried and should be delivered by the end of the day.
Thank you for your patience!
Identified
Microsoft's restriction is throttling, not a full block: bounced emails are being retried for 12 hours.
Identified
Our emailing provider is facing restrictions from Microsoft servers. We've lodged a support request with them and expecting an update, while monitoring the overall delivery of all emails sent by the Didask platform.