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minor✓ Resolved

Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in United Kingdom

TwilioSat, May 2, 2026, 06:00 PM
Status
resolved
Duration
5d 10h
Updates
23
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedFri, May 8, 2026, 05:00 AM
This incident has been resolved.
monitoringThu, May 7, 2026, 04:53 AM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.
monitoringWed, May 6, 2026, 12:47 PM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.
monitoringWed, May 6, 2026, 04:46 AM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
monitoringWed, May 6, 2026, 12:46 AM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoringTue, May 5, 2026, 10:44 PM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identifiedTue, May 5, 2026, 10:42 AM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
identifiedTue, May 5, 2026, 02:41 AM
Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identifiedMon, May 4, 2026, 10:38 PM
Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers . Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identifiedMon, May 4, 2026, 08:30 PM
Twilio customers may be experiencing voice call silent audio from network subscribers to a Subset of Twilio United Kingdom numbers . 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.
identifiedMon, May 4, 2026, 07:23 PM
Twilio customers may be experiencing voice call audio quality degradation from Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
monitoringMon, May 4, 2026, 01:52 PM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.
monitoringMon, May 4, 2026, 05:52 AM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
monitoringMon, May 4, 2026, 01:46 AM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoringSun, May 3, 2026, 11:45 PM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identifiedSun, May 3, 2026, 10:35 AM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.
identifiedSun, May 3, 2026, 02:28 AM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
identifiedSat, May 2, 2026, 10:27 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identifiedSat, May 2, 2026, 08:27 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
identifiedSat, May 2, 2026, 07:26 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
monitoringSat, May 2, 2026, 07:06 PM
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identifiedSat, May 2, 2026, 07:06 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
identifiedSat, May 2, 2026, 06:01 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. 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.
investigatingSat, May 2, 2026, 06:00 PM
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in the United Kingdom. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

📊 TECHNICAL DETAILS

Internal ID
e2b79487-80c3-47e0-895e-27ad5eac43c4
External ID
30f0n625wtz6
🕐 Started
Sat, May 2, 2026, 06:00 PM
🔄 Last Updated
Fri, May 8, 2026, 05:00 AM
✓ Resolved
Fri, May 8, 2026, 05:00 AM
MINOR
Impact Level
5d 10h
Total Duration
23
Status Updates
Affected Components
Voice, Europe
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