TeleSign incident
Operator Alert - Russia (RU) - Mobile TeleSystems (MTS) (250/01)
TeleSign experienced a major incident on June 30, 2026 affecting Russia, lasting 12h 34m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jun 30, 2026, 03:42 AM UTC
Start Time: 20:42 PT - 06/29/26 End Time: Ongoing We received notification that Mobile TeleSystems (MTS) (250/01) from Russia (RU) 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 01194983
- resolved Jun 30, 2026, 04:17 PM UTC
Start Time: 20:42 PT - 06/29/26 End Time: 7:31 PT - 06/30/26 We received notification that the network issues previously reported by Mobile TeleSystems (MTS) (250/01) from Russia (RU) have been resolved. Mobile TeleSystems (MTS) (250/01) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly. SF 01194983