TeleSign incident
Operator Alert - South Korea (KR) - KTF (450/02;04;08)
Resolved after 56 minutes, affecting South Korea, on April 28, 2026.
Start Time: 11:52 AM PST - 28/04/26 End Time: 12:35 PM PST - 28/04/26 We received notification that the network issues previously reported by KTF (450/02;04;08) from South Korea (KR) have been resolved. KTF (450/02;04;08) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF 01163657
Affected components
Update timeline
- investigating Apr 28, 2026, 06:55 PM UTC
Start Time: 11:52 AM PST - 28/04/26 End Time: Ongoing We received notification that KTF (450/02;04;08) from South Korea (KR) 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 01163657
- resolved Apr 28, 2026, 07:51 PM UTC
Start Time: 11:52 AM PST - 28/04/26 End Time: 12:35 PM PST - 28/04/26 We received notification that the network issues previously reported by KTF (450/02;04;08) from South Korea (KR) have been resolved. KTF (450/02;04;08) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF 01163657
Your product runs on more than TeleSign
Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.
Amazon Web Services