Outage in Telesign

Operator Alert - Mexico (MX) - ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080)

Resolved Minor
October 17, 2025 - Started about 13 hours ago - Lasted about 13 hours
Official incident page

Incident Report

Start Time: 10:09AM PT - 10/17/25 End Time: Ongoing We received notification that ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080) from Mexico (MX) is currently experiencing network issues, and this may cause a delay in the delivery of SMS messages. We will inform you once the operator has come to a resolution. SF01074134

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Latest Updates ( sorted recent to last )
RESOLVED 14 minutes ago - at 10/18/2025 06:12AM

Start Time: 10:09AM PT - 10/17/25
End Time: 11:11PM PT - 10/17/25

We received notification that the network issues previously reported by ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080) from Mexico (MX) have been resolved. ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly.

SF 01074134

INVESTIGATING about 13 hours ago - at 10/17/2025 05:33PM

Start Time: 10:09AM PT - 10/17/25
End Time: Ongoing

We received notification that ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080) from Mexico (MX) is currently experiencing network issues, and this may cause a delay in the delivery of SMS messages. We will inform you once the operator has come to a resolution.

SF01074134

Latest Telesign outages

Operator Service Alert - Colombia (CO) - Movil SA (Tigo) (732/103;111;165) - 10/17/25 - about 4 hours ago
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