Delivery Receipts Delay to Verizon USA Using Subset of 10DLC Longcodes.

Incident Report for Twilio

Resolved

We are no longer experiencing delays in receiving delivery receipts when sending sms messages to Verizon USA using subset of 10DLC long codes This incident has been resolved.

Posted Dec 19, 2021 - 17:34 PST

Update

We are continuing to observe recovery in receiving delivery receipts when sending sms messages to Verizon USA using subset of 10DLC long codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Dec 19, 2021 - 16:45 PST

Monitoring

We are observing recovery in receiving delivery receipts when sending sms messages to Verizon USA using subset of 10DLC long codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Dec 19, 2021 - 14:52 PST

Update

We are experiencing delivery receipt delays when sending sms to Verizon USA using subset of 10DLC longcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Dec 19, 2021 - 14:31 PST

Investigating

Our monitoring systems have detected a potential issue with Delivery Receipts Delay to Verizon USA. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Dec 19, 2021 - 14:21 PST

This incident affected: CARRIER NETWORK (SMS Long Code, North America).