Twilio incident
SMS Delivery Failures from Multiple Networks in United Kingdom to a Subset of Twilio Long Codes
Resolved after 17 hours, affecting SMS, Europe, on June 11, 2026.
The incident has been resolved and SMS delivery from network subscribers to Twilio United Kingdom Long Codes is operating normally.
Affected components
Update timeline
- investigating Jun 11, 2026, 08:30 PM UTC
Twilio customers may be experiencing SMS delivery delays and failures from network subscribers to a subset of Twilio United Kingdom Long Codes. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jun 11, 2026, 08:31 PM UTC
Twilio customers may be experiencing SMS delivery failures from network subscribers on multiple networks in the United Kingdom to a subset of Twilio Long Codes. 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.
- identified Jun 11, 2026, 09:31 PM UTC
Twilio customers may be experiencing SMS delivery failures from network subscribers on multiple networks in the United Kingdom to a subset of Twilio Long Codes. 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.
- identified Jun 11, 2026, 11:33 PM UTC
Twilio customers may be experiencing SMS delivery failures from network subscribers on multiple networks in the United Kingdom to a subset of Twilio Long Codes. 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.
- identified Jun 12, 2026, 03:40 AM UTC
Twilio customers may be experiencing SMS delivery failures from network subscribers on multiple networks in the United Kingdom to a subset of Twilio Long Codes. 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.
- monitoring Jun 12, 2026, 11:22 AM UTC
We have observed a recovery in SMS delivery from network subscribers to a subset of Twilio United Kingdom Long Codes and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Jun 12, 2026, 01:31 PM UTC
The incident has been resolved and SMS delivery from network subscribers to Twilio United Kingdom Long Codes is operating normally.
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