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INCIDENT IN PROGRESS
Twilio
✓SMS Delivery Failures From a Subset of Twilio Alphanumeric Sender IDs to Telkomsel Indonesia
Updated
Confirmed disruption
23:56Started
1Timeline events
Confirmed by the official source.
Executive summary
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Summary
Twilio has confirmed SMS delivery failures affecting a subset of Alphanumeric Sender IDs when sending to Telkomsel network subscribers in Indonesia. Twilio’s latest update says the issue remains under investigation.
What users experienced
- User impact
Some Twilio customers may experience SMS delivery failures when using a subset of Twilio Alphanumeric Sender IDs to reach Telkomsel network subscribers in Indonesia.
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Started
23:5623 Sep 2026Timeline of the incident
-
Detection
Confirmed by an official service source.
What we know
- ✓The affected service area is Twilio SMS delivery, with the SMS, APAC component marked as degraded performance.
- ✓Twilio classified the incident impact as minor.
- ✓The incident remains unresolved in the available evidence, and no recovery time is established.