Twilio incident
SMS Delivery Receipt Delays from Twilio to T-Mobile Czech Republic
Twilio experienced a minor incident on July 7, 2026 affecting SMS, Europe, lasting 6h 27m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 07, 2026, 11:59 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to T-Mobile network subscribers in the Czech Republic. 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.
- investigating Jul 08, 2026, 01:06 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to T-Mobile network subscribers in the Czech Republic. Our team is actively investigating this 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.
- investigating Jul 08, 2026, 03:06 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to T-Mobile network subscribers in the Czech Republic. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
- monitoring Jul 08, 2026, 04:58 AM UTC
We have observed a recovery in SMS delivery receipts from Twilio to T-Mobile network subscribers in the Czech Republic and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Jul 08, 2026, 06:27 AM UTC
The incident has been resolved and SMS delivery receipts from Twilio to T-Mobile network subscribers in the Czech Republic are operating normally.