Outbound message delivery is delayed/slow for some SparkPost and SparkPost Enterprise customers (US hosted only)

Incident Report for SparkPost

Resolved

This incident has been resolved.

Posted Oct 29, 2019 - 17:05 EDT

Monitoring

A fix has been implemented and we are monitoring the results.

Posted Oct 29, 2019 - 17:01 EDT

Investigating

We are investigating an increase in delivery latency for some outbound messages. (NOTE: This does not impact our customers hosted in the EU.)

Posted Oct 29, 2019 - 16:36 EDT

This incident affected: SMTP API (SMTP API - USA) and SMTP Delivery (Outbound Message Delivery) (SMTP Delivery - USA).