Twilio incident
User Authentication Identity Gateway API Failure Increase for T-Mobile in United States
Twilio experienced a minor incident on April 15, 2026 affecting Lookup SIM Swap, lasting 4h 14m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 15, 2026, 06:59 AM UTC
Twilio customers may be experiencing User Authentication Identity Gateway API failure increase for T-Mobile in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- investigating Apr 15, 2026, 08:05 AM UTC
Twilio customers may be experiencing User Authentication Identity Gateway API failure increase for T-Mobile in the United States. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Apr 15, 2026, 10:09 AM UTC
We have observed a recovery in User Authentication Identity Gateway API failure increase for T-Mobile in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Apr 15, 2026, 11:14 AM UTC
The incident has been resolved and User Authentication Identity Gateway API failure increase for T-Mobile in the United States is operating normally.