Outage in Twilio

Delivery degradation on messages to Tattelecom & Mir Telecom networks in Russian Federation

Resolved Minor
January 12, 2026 - Started about 8 hours ago - Lasted about 6 hours
Official incident page

Incident Report

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.
Components affected
Twilio SMS, Europe

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Latest Updates ( sorted recent to last )
RESOLVED about 2 hours ago - at 01/12/2026 10:05PM

We are no longer experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. This incident has been resolved.

MONITORING about 4 hours ago - at 01/12/2026 07:55PM

We are observing successful SMS delivery when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. We will continue to monitor to ensure full service recovery. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING about 5 hours ago - at 01/12/2026 07:50PM

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.

INVESTIGATING about 6 hours ago - at 01/12/2026 05:50PM

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.

INVESTIGATING about 7 hours ago - at 01/12/2026 05:08PM

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.

INVESTIGATING about 7 hours ago - at 01/12/2026 04:52PM

We are continuing to inWe are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.vestigate this issue.

INVESTIGATING about 7 hours ago - at 01/12/2026 04:50PM

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.

INVESTIGATING about 8 hours ago - at 01/12/2026 04:50PM

We are continuing to investigate this issue.

INVESTIGATING about 8 hours ago - at 01/12/2026 04:26PM

We are experiencing SMS delivery failures when sending messages to Tattelecom & Mir Telecom networks in Russian Federation. 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.

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