Twilio - Voice Calls Failures From Multiple Networks to a subset of Twilio Numbers in United Kingdom

Incident Report for Ciptex

Resolved

Voice Calls Failures From Multiple Networks to a subset of Twilio Numbers in the United Kingdom have been resolved and are operating normally at this time.
Posted Jan 28, 2026 - 10:31 GMT

Monitoring

Twilio has started seeing recovery for voice calls from multiple networks to a subset of Twilio numbers in the United Kingdom. Twilio will continue to monitor to ensure a full recovery. We expect to provide another update in 4 hours or as soon as more information becomes available.
Posted Jan 28, 2026 - 08:12 GMT

Investigating

Twilio are continuing to observe voice call failures from multiple networks to a subset of Twilio numbers in the United Kingdom. They are currently working with their carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
Posted Jan 28, 2026 - 04:27 GMT

Monitoring

Twilio have started seeing recovery for Voice Calls Failures From Multiple Networks to a subset of Twilio Numbers in United Kingdom. They will continue to monitor to ensure a full recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
Posted Jan 27, 2026 - 23:44 GMT

Update

Twilio are observing Voice Calls Failures From Multiple Networks to a subset of Twilio Numbers in United Kingdom. Twilio are currently working with their carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Posted Jan 27, 2026 - 22:51 GMT

Investigating

We have detected potential service disruption through our monitoring systems and are actively investigating. A detailed assessment of the impact and affected services will be provided within the next 30 minutes.
Posted Jan 27, 2026 - 22:49 GMT
This incident affected: Twilio (Twilio PSTN, Twilio Voice, Europe).