# Inbound MMS Messaging Incident

- Provider: [Bandwidth](https://down.guide/bandwidth)
- Level: confirmed
- Impact: Partial outage
- lasted 2d
- started 2026-05-18 09:57 UTC
- MMS Messaging (MM4)
- id: DWN-b0e174fcdb
- Official page: https://stspg.io/805kplk871n4

## Updates from Bandwidth
### 2026-05-18 09:57 UTC: investigating
Bandwidth teams are investigating an inbound MMS messaging incident. Messages from AT&T and Verizon intermittently fail to reach the Bandwidth network. Teams are working with the impacted industry vendor.

### 2026-05-18 12:50 UTC: identified
The source of the incident has been identified as an off network industry incident. We continue to work with industry partners to restore expected messaging behavior.

### 2026-05-19 10:40 UTC: identified
Bandwidth teams continue to escalate with impacted industry counterparts to restore expected messaging behavior.

### 2026-05-19 11:19 UTC: monitoring
Teams are observing expected inbound delivery of inbound MMS messages. We will monitor for stability.

### 2026-05-20 10:48 UTC: resolved
This incident has been resolved.

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