22 January 2017

Hasan Kurtoglu

PowerMTA Administrator

Hotmail / Outlook issues / 554 Transaction failed

Hotmail / Outlook is having issues with accepting the incoming email at the moment.
Problem started around 18.00 GMT+2 (12 May) .

Please dont be surprised if you see below error in your logs :

Error: “554 Transaction failed” while connected from

Only several of Outlook mail servers having this issue which means you can send to the next mx server.

Please contact me if you need help with massive email queue.