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Outage in Vonage

USA MMS - degradation affecting 10DLC MMS messages to multiple networks

Resolved Minor
May 12, 2026 - Started 2 days ago - Lasted about 5 hours
Official incident page

Incident Report

Summary AI Generated

Vonage experienced a 4.6-hour degradation affecting MMS messages sent from 10DLC numbers to US networks, caused by an issue with their US supplier. Users experienced missing or delayed message delivery, message reception, and delivery receipts during this period. The supplier implemented a fix and the incident was resolved after monitoring confirmed the solution was effective.

We have been notified by our US supplier about an issue impacting MMS messages sent from 10DLC numbers to US networks. You might experience missing or delayed MTs, MOs, or delivery receipts. The supplier is aware of this issue and investigating the root cause. We will issue an update as soon as more information becomes available. If you have any questions, please contact api.support.vonage.com

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Latest Updates ( sorted recent to last )
RESOLVED 1 day ago - at 05/12/2026 11:00PM

This incident has been resolved.

MONITORING 2 days ago - at 05/12/2026 07:56PM

A fix has been implemented and we are monitoring the results.

INVESTIGATING 2 days ago - at 05/12/2026 06:24PM

We have been notified by our US supplier about an issue impacting MMS messages sent from 10DLC numbers to US networks. You might experience missing or delayed MTs, MOs, or delivery receipts.

The supplier is aware of this issue and investigating the root cause. We will issue an update as soon as more information becomes available.

If you have any questions, please contact api.support.vonage.com

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