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Outage in Ciptex

Twilio - Voice Quality Issues with a Subset of Phone Numbers in the United Kingdom of Great Britain and Northern Ireland

Resolved Minor
July 24, 2025 - Started 8 months ago - Lasted about 12 hours
Official incident page

Incident Report

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.
Components affected
Ciptex Twilio PSTN

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Latest Updates ( sorted recent to last )
RESOLVED 8 months ago - at 07/25/2025 12:07AM

Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.

INVESTIGATING 8 months ago - at 07/24/2025 05:17PM

We are continuing to investigate this issue.

INVESTIGATING 8 months ago - at 07/24/2025 03:45PM

Twilio are continuing to observe Call Failures to A Subset Of Phone Number In United Kingdom of Great Britain and Northern Ireland. 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.

INVESTIGATING 8 months ago - at 07/24/2025 01:33PM

Twilio are continuing to observe Call Failures to A Subset Of Phone Number In United Kingdom of Great Britain and Northern Ireland. Twilio are currently working with their carrier partner to resolve the issue. We expect to provide another update in 2 hour, or as soon as more information becomes available.

INVESTIGATING 8 months ago - at 07/24/2025 12:01PM

Twilio is observing voice quality issues with a subset of phone numbers in the United Kingdom of Great Britain and Northern Ireland. Twilio are currently working with their carrier partner to resolve the issue. We expect to provide another update in 2 hours, or as soon as more information becomes available.

INVESTIGATING 8 months ago - at 07/24/2025 11:58AM

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.

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