Outage in Zipwhip
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in United States
Resolved MinorIncident Report
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. 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.
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 03/29/2026 06:46AM
We are no longer experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. This incident has been resolved.
MONITORING
1 day ago - at 03/29/2026 06:24AM
We are observing recovery in SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2hours or as soon as more information becomes available.
INVESTIGATING
1 day ago - at 03/29/2026 03:48AM
We are observing recovery in SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2hours or as soon as more information becomes available.
INVESTIGATING
1 day ago - at 03/29/2026 01:46AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2hours or as soon as more information becomes available.
INVESTIGATING
1 day ago - at 03/29/2026 12:46AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. 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.
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