This email is triggered when Plivo’s message delivery monitoring systems observe a significant drop in your outbound message delivery rate.

The email contains the following information: 

  1. Total Outbound messages sent in the past 1 hour.

  2. Total Number of Undelivered messages in the past 1 hour. 

  3. Number of Undelivered messages grouped by Plivo’s Error codes.


Based on the Error code reason, you can take the relevant action.