SMS Delivery Failures to Zain Network Saudi Arabia (420-04)

Incident Report for Twilio

Resolved

We have fully investigated the issue of SMS failures to Zain Network Saudi Arabia (420-04) and it was determined that the impact was limited to a small set of customers. We will work directly with those customers to address any concerns. All systems are operational.

Posted May 20, 2021 - 18:02 PDT

Update

We continue to experience delivery failures sending SMS to Zain Network Saudi Arabia (420-04). Our engineers continue to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted May 20, 2021 - 17:05 PDT

Investigating

We are experiencing delivery failures sending SMS to Zain Network Saudi Arabia (420-04). Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted May 20, 2021 - 15:52 PDT