Delays in sending to some Hotmail, Live, Windowslive and Outlook domains

Resolved
Resolved

We have resolved the root cause of the delays sending to some Hotmail, Live, Windowslive, and Outlook domains. There might still be intermittent delays to these domains but we are actively monitoring and will work to mitigate any issues we see.

Investigating

We are again investigating delays and bounces in sending to some Hotmail, Live, Windowslive and Outlook domains as a priority.

Began at: