Twilio incident
User Authentication Identity Gateway API High Latency for T-Mobile in United States
Twilio experienced a minor incident on April 15, 2026 affecting Lookup SIM Swap, lasting 2h 5m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Apr 15, 2026, 04:47 PM UTC
Twilio customers may be experiencing User Authentication Identity Gateway API high latency 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.
- identified Apr 15, 2026, 05:01 PM UTC
Twilio customers may be experiencing User Authentication Identity Gateway API high latency for T-Mobile in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
- monitoring Apr 15, 2026, 05:57 PM UTC
We have observed a recovery in User Authentication Identity Gateway API high latency 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, 06:52 PM UTC
The incident was duplicated and you can find the latest updates in the post: https://status.twilio.com/incidents/8pfx6s2n7lxp.