SMS Delivery Delays to Multiple Networks in China Over Pre Registered Sender ID

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery delays when sending messages to multiple networks in China over pre-registered sender ID. This incident has been resolved.

Posted Dec 18, 2024 - 05:19 PST

Monitoring

We are observing recovery in SMS delivery delays when sending messages to multiple networks in China over pre-registered sender ID. 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 18, 2024 - 03:33 PST

Update

We are experiencing SMS delivery delays when sending messages to multiple networks in China over pre-registered sender ID. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

Posted Dec 17, 2024 - 23:43 PST

Update

We are experiencing SMS delivery delays when sending messages to multiple networks in China over pre-registered sender Id. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Dec 17, 2024 - 22:03 PST

Update

We are experiencing SMS delivery delays when sending messages to multiple networks in China over pre-registered sender Id. 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 17, 2024 - 21:11 PST

Investigating

Our monitoring systems have detected a potential issue regarding SMS delivery delays in China. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Dec 17, 2024 - 21:04 PST

This incident affected: CARRIER NETWORK (SMS, APAC).