Bandwidth experienced a minor incident on October 15, 2026 affecting SMS Messaging (SMPP) and MMS Messaging (MM4), lasting 5h 44m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 15, 2026, 09:39 PM UTC
Bandwidth teams are investigating increased delays of messages toward Verizon and T-Mobile destinations.
- identified Oct 15, 2026, 11:17 PM UTC
Teams have identified this incident as a result of an off network industry condition.
- monitoring Oct 16, 2026, 02:13 AM UTC
Teams are observing expected messaging behavior. We will monitor for stability.
- resolved Oct 16, 2026, 03:23 AM UTC
This incident has been resolved.
- postmortem Oct 16, 2026, 08:59 AM UTC
Bandwidth has concluded its investigation of this issue and determined that between 18:29 UTC on October 15th and 02:02 UTC on October 16th, messaging delivery to Verizon and T-Mobile was delayed. Due to the limited scope of impact, Bandwidth is closing this incident and this will be the extent of the information we will provide for this issue. If you have any questions, please contact us through the Bandwidth support portal. We are grateful you have entrusted Bandwidth as your communication partner and we are sorry if this issue resulted in any disruption to your services.