SMS Delivery Receipt Failures from Twilio to Claro Costa Rica
View the provider incident record →Current answer
SendGrid experienced a minor incident: SMS Delivery Receipt Failures from Twilio to Claro Costa Rica. The provider currently marks this incident Investigating.
Provider-reported start: . Notice published: .
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Incident Lifecycle
Affected Components
SMS, Latin America
Incident Timeline
Investigating
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 16 hours or as soon as more information becomes available.
Nov 13, 2026 at 1:49 PM UTC
Investigating
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 8 hours or as soon as more information becomes available.
Nov 13, 2026 at 5:46 AM UTC
Investigating
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 4 hours or as soon as more information becomes available.
Nov 13, 2026 at 1:40 AM UTC
Investigating
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 2 hours or as soon as more information becomes available.
Nov 12, 2026 at 11:31 PM UTC
Investigating
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 1 hour or as soon as more information becomes available.
Nov 12, 2026 at 10:31 PM UTC
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