Outage in Twilio

SMS Delivery Delays from Twilio to Mir Telecom and Tattelecom Russia

Resolved Minor

April 06, 2026 - Started 11 days ago - Lasted about 2 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced SMS delivery delays to Mir Telecom and Tattelecom network subscribers in Russia for 1.9 hours. The issue affected SMS services in the Europe region, causing delayed message delivery to customers using these specific Russian telecom networks. Engineers identified the root cause and restored normal SMS delivery operations.

Our monitoring systems have detected a potential issue with SMS delivery delays. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

Components affected

Twilio SMS, Europe

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Latest Updates ( sorted recent to last )

RESOLVED 11 days ago - at 04/06/2026 10:16PM

The incident has been resolved and SMS delivery from Twilio to Mir Telecom and Tattelecom network subscribers in Russia is operating normally.

MONITORING 11 days ago - at 04/06/2026 08:52PM

We are observing recovery in SMS delivery delays when sending messages to Mir Telecom & Tattelecom in Russia. 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.

IDENTIFIED 11 days ago - at 04/06/2026 08:43PM

Twilio customers may be experiencing SMS delivery delays from Twilio to Mir Telecom and Tattelecom network subscribers in Russia. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

INVESTIGATING 11 days ago - at 04/06/2026 08:29PM

Twilio customers may be experiencing SMS delivery delays from Twilio to Mir Telecom and Tattelecom network subscribers in Russia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

INVESTIGATING 11 days ago - at 04/06/2026 08:26PM

Our monitoring systems have detected a potential issue with SMS delivery delays. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

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