Outage in Twilio
User Authentication Identity Gateway API High Latency for T-Mobile in United States
Resolved MinorIncident Report
Summary AI Generated
Twilio's User Authentication Identity Gateway API experienced high latency specifically for T-Mobile users in the United States, affecting the Lookup SIM Swap component. The latency issues impacted customers trying to use authentication services with T-Mobile numbers. The incident lasted 3 hours and was resolved after the team identified the root cause and implemented a fix.
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.
Components affected
Twilio Lookup SIM SwapTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
about 4 hours ago - at 04/15/2026 07:43PM
The incident has been resolved and User Authentication Identity Gateway API high latency for T-Mobile in the United States is operating normally.
MONITORING
about 6 hours ago - at 04/15/2026 05:46PM
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.
IDENTIFIED
about 7 hours ago - at 04/15/2026 04:53PM
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.
INVESTIGATING
about 7 hours ago - at 04/15/2026 04:46PM
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.
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