Outage in Twilio

SMS Delivery Failures to and from the IUSACell/UneFon Network in Mexico

Resolved Minor
January 13, 2024 - Started over 1 year ago - Lasted about 10 hours
Official incident page

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Outage Details

Our monitoring systems have detected a potential issue with message delivery failures to IUSACell/UneFon Network in Mexico. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
Components affected
Twilio SMS, Latin America
Latest Updates ( sorted recent to last )
RESOLVED over 1 year ago - at 01/13/2024 10:06PM

We are no longer experiencing SMS delivery failures to IUSACell/UneFon Network in Mexico. This incident has been resolved.

MONITORING over 1 year ago - at 01/13/2024 08:07PM

We are observing successful SMS delivery to and from IUSACell/UneFon Network in Mexico. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.

MONITORING over 1 year ago - at 01/13/2024 07:39PM

We are observing successful SMS delivery to and from IUSACell/UneFon Network in Mexico. We will continue to monitor to ensure full service recovery. We expect to provide another update in 30 min or as soon as more information becomes available.

INVESTIGATING over 1 year ago - at 01/13/2024 04:14PM

We keep experiencing outbound and inbound SMS delivery failures when sending messages to the IUSACell/UneFon Network in Mexico. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING over 1 year ago - at 01/13/2024 02:26PM

We keep experiencing outbound SMS delivery failures when sending messages to the IUSACell/UneFon Network in Mexico. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING over 1 year ago - at 01/13/2024 01:27PM

We continue to experience outbound SMS delivery failures when sending messages to the IUSACell/UneFon Network in Mexico. Our engineers are working 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.

INVESTIGATING over 1 year ago - at 01/13/2024 12:39PM

We are experiencing outbound SMS delivery failures when sending messages to the IUSACell/UneFon Network in Mexico. 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.

INVESTIGATING over 1 year ago - at 01/13/2024 12:27PM

Our monitoring systems have detected a potential issue with message delivery failures to IUSACell/UneFon Network in Mexico. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

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