Outage in Telesign

Operator Alert - Thailand (TH) - Advanced Info Service PLC (AIS GSM) (520/01;03)

Resolved Minor

August 02, 2025 - Started 9 months ago - Lasted about 3 hours
Official incident page

Incident Report

Start Time: 2:32AM PDT - 08/02/25 End Time: Ongoing We received notification that Advanced Info Service PLC (AIS GSM) (520/01;03) from Thailand (TH) is currently experiencing network issues, and this may cause a delay in the delivery of SMS messages. We will inform you once the operator has come to a resolution. SF 01037046

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Latest Updates ( sorted recent to last )

RESOLVED 9 months ago - at 08/02/2025 12:09PM

Start Time: 2:32AM PDT - 08/02/25
End Time: 4:52AM PDT - 08/02/25

We received notification that the network issues previously reported by Advanced Info Service PLC (AIS GSM) (520/01;03) from Thailand (TH) have been resolved. Advanced Info Service PLC (AIS GSM) (520/01;03) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly.

SF 01037046

INVESTIGATING 9 months ago - at 08/02/2025 09:37AM

Start Time: 2:32AM PDT - 08/02/25
End Time: Ongoing

We received notification that Advanced Info Service PLC (AIS GSM) (520/01;03) from Thailand (TH) is currently experiencing network issues, and this may cause a delay in the delivery of SMS messages. We will inform you once the operator has come to a resolution.

SF 01037046

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