SMS Message Delay towards AT&T for 10DLC Messages

Incident Report for echo19

Resolved

This incident has been resolved.
Posted May 06, 2026 - 14:35 EDT

Monitoring

It appears the delay is about 90 seconds now. We'll continue to monitor, but programs will be restarted that were halted.
Posted May 06, 2026 - 14:29 EDT

Investigating

We're seeing a delay in SMS messages reaching AT&T subscribers. This will likely cause the response rate notifications to be triggered. Messages appear to be delivering, but they're just being delayed.
Posted May 06, 2026 - 14:25 EDT
This incident affected: Peer-to-peer / Broadcast Texting Services (SMS / MMS Message Delivery).