Microsoft Deliverability Issues (Outlook, Hotmail)

Resolved
Resolved

We've resolved the issue and will continue to improve our systems, deliverability, and communications going forward.

Identified

We are experiencing intermittent Broadcast email deliverability issues for Microsoft domains such as Outlook and Hotmail. Office 365 emails are delivering as expected. Engineering and Deliverability teams are actively working toward resolution.

Resolved

We've now resolved the incident. Thanks for your patience.

Recovering

The issue that caused this has been resolved. We are monitoring potential residual effects but consider this issue resolved.

Investigating

Engineering and Deliverability teams are continuing to investigate the issue. Broadcast emails sent to Microsoft Outlook and Hotmail recipients may experience intermittent deliverability issues during this time.

Investigating

We are continuing to investigate the situation. Updates will be provided ongoing.

Investigating

Broadcast emails are only being affected at this time. Transactional emails are working as expected.

Investigating

We are experiencing Broadcast email deliverability issues for Microsoft domains such as Outlook and Hotmail. Office 365 emails are delivering as expected. Engineering and Deliverability teams are actively investigating the situation.

Began at:

Affected components
  • API
    • Receiving
  • SMTP
    • Receiving