Bandwidth experienced a minor incident on May 11, 2026 affecting SMS Messaging (SMPP) and MMS Messaging (MM4) and 1 more component, lasting 1d 1h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 11, 2026, 12:16 PM UTC
Bandwidth teams are investigating an incident impacting Inbound and Outbound messaging delays to and from AT&T destinations. Teams are working to restore expected delivery with this carrier.
- monitoring May 11, 2026, 02:06 PM UTC
Teams are observing expected message deliverability at this time and will monitor for prolonged stability.
- identified May 11, 2026, 03:02 PM UTC
Teams have identified the source of the delay and are working to restored expected messaging behavior.
- identified May 11, 2026, 06:45 PM UTC
Teams continue to investigate this incident.
- monitoring May 12, 2026, 12:50 AM UTC
Teams are observing expected network performance. We will monitor for stability.
- resolved May 12, 2026, 08:35 PM UTC
This incident has been resolved.