Outage in Twilio

Call quality issues From a subset of Twilio United Kingdom Phone numbers

Resolved Minor
August 05, 2025 - Started 3 months ago - Lasted about 11 hours
Official incident page

Incident Report

We are observing Missing RTP streams /Silent Calls from/to subset of Twilio UK phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Components affected
Twilio Voice, Europe

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Latest Updates ( sorted recent to last )
RESOLVED 3 months ago - at 08/05/2025 11:27PM

The issue causing call quality symptoms from a subset of Twilio United Kingdom Phone numbers has been resolved, and the service is functioning normally at this time.

MONITORING 3 months ago - at 08/05/2025 09:27PM

We have started seeing recovery from the issue causing call quality issues from a subset of Twilio United Kingdom Phone numbers. We 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.

INVESTIGATING 3 months ago - at 08/05/2025 05:53PM

We are observing Call quality issues From a subset of Twilio, United Kingdom Phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING 3 months ago - at 08/05/2025 03:53PM

We are observing Call quality issues From a subset of Twilio United Kingdom Phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING 3 months ago - at 08/05/2025 02:53PM

We are observing Missing RTP streams /Silent Calls from/to subset of Twilio UK phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

MONITORING 3 months ago - at 08/05/2025 12:53PM

We have started seeing recovery for the issue causing Missing RTP streams /Silent Calls on inbound and outbound calls to Subset of Twilio UK phone numbers. We 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.

INVESTIGATING 3 months ago - at 08/05/2025 12:04PM

We are observing Missing RTP streams /Silent Calls from/to subset of Twilio UK phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

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