Start Time: 02:49 AM PST - 12/21/25 End Time: 04:50 AM PST - 12/21/25
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 01105829
Posted Dec 21, 2025 - 04:51 PST
Investigating
Issue: Mexico (MX) - ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080)
Quality degradation
Start Time: 02:49 AM PST - 12/21/25
Summary:
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.
Telesign is engaged with the operators for updates on resolution.
We'd like to apologize for any inconvenience and appreciate your patience during this service interruption. If you have any questions, please contact support@telesign.com.
01105829
Posted Dec 21, 2025 - 02:52 PST
This incident affected: SMS/SMS Verify - NA & LATAM (Mexico).