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INCIDENT IN PROGRESS
Twilio
✓SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to China Mobile China
Updated
Confirmed disruption
23:42Started
1Timeline events
Confirmed by the official source.
Executive summary
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Summary
Twilio reported potential SMS delivery delays and failures affecting a subset of alphanumeric sender IDs to China Mobile network subscribers in China. The latest provider update says the affected component is operational and the event is being monitored.
What users experienced
- User impact
Potential delays or failures for SMS sent from a subset of Twilio alphanumeric sender IDs to China Mobile network subscribers in China. Twilio’s latest update states that the event did not result in customer impact and that systems are operating normally.
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Started
23:428 Oct 2026Timeline of the incident
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Detection
Confirmed by an official service source.
What we know
- ✓Twilio officially reported SMS delivery delays and failures from a subset of alphanumeric sender IDs to China Mobile network subscribers in China.
- ✓Twilio initially listed the affected SMS/APAC component as degraded performance and the incident as investigating.
- ✓Twilio later reported the affected component as operational and the incident as monitoring.
- ✓The latest provider update states that the event did not result in customer impact and that all systems are operating normally.