Elevated error rates for some SparkPost and SparkPost Enterprise customers injecting via SMTP; REST Transmissions are not impacted (US hosted only)

Incident Report for SparkPost

Resolved

This incident has been resolved.
Posted Nov 14, 2019 - 20:42 EST

Update

We are continuing to monitor for any further issues.
Posted Nov 14, 2019 - 20:10 EST

Update

We are continuing to monitor for any further issues.
Posted Nov 14, 2019 - 19:03 EST

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Nov 14, 2019 - 18:08 EST

Update

We are continuing to work on a fix for this issue.
Posted Nov 14, 2019 - 17:46 EST

Identified

The issue has been identified and a fix is being implemented.
Posted Nov 14, 2019 - 17:09 EST

Investigating

We are experiencing an elevated level of SMTP errors for some SparkPost and SparkPost Enterprise customers injecting through our platform using SMTP. Please retry any 4xx errors.
Note: This issue does not impact our customers hosted in the EU.
Note: Outbound message delivery is not impacted.
Posted Nov 14, 2019 - 16:34 EST
This incident affected: SMTP API (SMTP API - USA, SMTP API - EUROPE).
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