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INCIDENT RESOLVED
Twilio
✓SMS Delivery Receipt Delays from Twilio to Liberty Mobile Puerto Rico
Updated
Resolved
10:47Started
2Timeline events
Confirmed by the official source.
Executive summary
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Summary
Twilio has confirmed delays affecting SMS delivery receipts from Twilio to Liberty Mobile network subscribers in Puerto Rico. Messages may still be delivered, while receipts are delayed. Twilio reports recovery and is monitoring service stability.
What users experienced
- User impact
SMS messages may succeed, but delivery receipts to Liberty Mobile network subscribers in Puerto Rico may be delayed.
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Started
10:4720 Sep 2026Timeline of the incident
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Detection
Confirmed by an official service source.
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Resolution
The service is no longer reporting this incident as active.
What we know
- ✓Twilio classified the incident as minor impact and degraded performance affecting SMS in Latin America.
- ✓Twilio initially investigated the delivery receipt delays and later reported that it had identified the cause.
- ✓Twilio subsequently reported recovery and changed the affected component to operational while continuing to monitor stability.
- ✓No recovery time or detailed cause was provided in the evidence package.