Elvaco incident

SMS response issues affecting certain devices

Resolved after 7 hours 15 minutes, on October 30, 2026.

resolved Oct 30, 2026, 03:03 PM UTC

Telia has confirmed that they have completed a rollback of the changes affecting their SMS service, restoring the previous configuration. We have verified that SMS communication is now working as expected. The issue is considered resolved.

Started
Oct 30, 2026, 07:48 AM UTC
Resolved
Oct 30, 2026, 03:03 PM UTC
Duration
7h 15m
Detected by Pingoru
Oct 30, 2026, 07:48 AM UTC

Update timeline

  1. investigating Oct 30, 2026, 07:48 AM UTC

    We are currently investigating an issue affecting SMS responses from certain devices using Telia SIM cards. SMS commands may still be received and executed successfully, even if no reply is delivered to the sender. We are in contact with Telia regarding the issue and will provide updates as more information becomes available.

  2. investigating Oct 30, 2026, 08:05 AM UTC

    Telia has confirmed a wider SMS service disruption affecting multiple customers. The issue is currently under investigation. Some devices may receive and execute SMS commands successfully, even though the SMS response does not reach the sender. We are monitoring the situation and will provide further updates as more information becomes available.

  3. resolved Oct 30, 2026, 03:03 PM UTC

    Telia has confirmed that they have completed a rollback of the changes affecting their SMS service, restoring the previous configuration. We have verified that SMS communication is now working as expected. The issue is considered resolved.

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