Delivery delays

Incident Report for SparkPost

Resolved

This incident has been resolved. Affected time period was 16:15-16:54PM ET
Posted Feb 08, 2017 - 17:46 EST

Monitoring

There were some temporary delays that have resolved. We continue to monitor.
Posted Feb 08, 2017 - 17:33 EST

Investigating

Some mail is being delayed due to "451 4.4.1 [internal] No valid hosts (unable to make any connections)"
Posted Feb 08, 2017 - 17:12 EST