Twilio incident
SMS Delivery Receipt Delays from Twilio to Tinkoff Mobile Russia
Twilio experienced a minor incident on June 23, 2026 affecting SMS, Europe, lasting 4h 8m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jun 23, 2026, 07:18 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Tinkoff Mobile network subscribers in Russia. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jun 23, 2026, 07:20 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Tinkoff Mobile network subscribers in Russia. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jun 23, 2026, 08:30 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Tinkoff Mobile network subscribers in Russia. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Jun 23, 2026, 09:20 AM UTC
We have observed a recovery in SMS delivery receipts from Twilio to Tinkoff Mobile network subscribers in Russia and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Jun 23, 2026, 11:27 AM UTC
The incident has been resolved and SMS delivery receipts from Twilio to Tinkoff Mobile network subscribers in Russia are operating normally.