TeleSign incident
Operator Alert - Thailand (TH) - Advanced Info Service PLC (AIS GSM) (520/01;03) - 10/11/26
Resolved after 1 hour 36 minutes, affecting Thailand, on October 11, 2026.
Start Time: 4:27 AM PST - 10/11/26 End Time: 6:33 AM PST - 10/11/26 Network issues previously reported for Advanced Info Service PLC (AIS GSM) (520/01;03) from Thailand (TH) have been resolved. Advanced Info Service PLC (AIS GSM) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF 01251333
Affected components
Update timeline
- investigating Oct 11, 2026, 11:58 AM UTC
Start Time: 4:27 AM PST - 10/11/26 End Time: Ongoing We are currently observing a quality degradation towards Advanced Info Service PLC (AIS GSM) (520/01;03) in Thailand (TH), which may cause delays in SMS delivery. We will inform you once the operator has come to a resolution. SF 01251333
- resolved Oct 11, 2026, 01:35 PM UTC
Start Time: 4:27 AM PST - 10/11/26 End Time: 6:33 AM PST - 10/11/26 Network issues previously reported for Advanced Info Service PLC (AIS GSM) (520/01;03) from Thailand (TH) have been resolved. Advanced Info Service PLC (AIS GSM) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF 01251333
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