The partial SMS deliverability issue has been resolved.
Posted Sep 04, 2018 - 15:31 EDT
Update
SMS notifications appear to delivering though we're continuing to monitor before stating the issue has been resolved.
Posted Sep 04, 2018 - 14:56 EDT
Monitoring
Some SMS notifications may be delayed due to a down-stream deliverability issue. We're monitoring the status of the delay and will provide an update soon.