Twilio incident
SMS Delivery Receipt Delays from Twilio to Claro Guatemala
Twilio experienced a minor incident on July 24, 2026 affecting SMS, Latin America, lasting 1d 21h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 24, 2026, 11:13 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jul 24, 2026, 11:20 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jul 25, 2026, 12:20 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
- identified Jul 25, 2026, 02:21 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
- identified Jul 25, 2026, 06:21 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
- identified Jul 25, 2026, 02:28 PM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 16 hours or as soon as more information becomes available.
- identified Jul 26, 2026, 06:29 AM UTC
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 24 hours or as soon as more information becomes available.
- monitoring Jul 26, 2026, 05:10 PM UTC
We have observed a recovery in SMS delivery receipts from Twilio to Claro network subscribers in Guatemala and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Jul 26, 2026, 07:15 PM UTC
We have observed a recovery in SMS delivery receipts from Twilio to Claro network subscribers in Guatemala and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- resolved Jul 26, 2026, 08:59 PM UTC
The incident has been resolved and SMS delivery receipts from Twilio to Claro network subscribers in Guatemala are operating normally.