SMS Delivery Failures from Twilio to A1 Slovenia

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures from Twilio to A1 network subscribers in Slovenia. This incident has been resolved.
Posted Feb 27, 2026 - 14:39 PST

Monitoring

We are observing successful SMS delivery failures from Twilio to A1 network subscribers in Slovenia. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Posted Feb 27, 2026 - 12:42 PST

Update

Twilio customers may be experiencing SMS delivery failures from Twilio to A1 network subscribers in Slovenia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Posted Feb 27, 2026 - 10:55 PST

Identified

Twilio customers may be experiencing SMS delivery failures from Twilio to A1 network subscribers in Slovenia. 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.
Posted Feb 27, 2026 - 10:00 PST

Investigating

Twilio customers may be experiencing SMS delivery failures from Twilio to A1 network subscribers in Slovenia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Posted Feb 27, 2026 - 09:25 PST
This incident affected: CARRIER NETWORK (SMS, Europe).