SMS Delivery Delays from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus
Incident Lifecycle
Incident Timeline
Investigating
The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to affected networks in affected countries is operating normally.
Mar 21, 2026 at 12:45 PM UTC
Investigating
We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Mar 21, 2026 at 12:01 PM UTC
Investigating
We continue to experience SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
Mar 21, 2026 at 9:41 AM UTC
Investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. 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.
Mar 21, 2026 at 5:31 AM UTC
Investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. 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.
Mar 21, 2026 at 3:32 AM UTC
Investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. 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.
Mar 21, 2026 at 2:41 AM UTC
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