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Outage in Telesign

Operator Service Alert - Brazil (BR) - VIVO (724/06;10;11;23) - 5/19/26

Resolved Minor
May 19, 2026 - Started 1 day ago - Lasted about 8 hours
Official incident page

Incident Report

Summary AI Generated

The VIVO mobile operator in Brazil experienced network issues that caused delays in SMS message delivery for approximately 8 hours on May 19, 2026, from 9:08 AM to 5:04 PM PDT. The network problems affected SMS services for VIVO customers across multiple network codes (724/06, 10, 11, and 23). The operator resolved the network issues and SMS delivery returned to normal functioning.

Issue: Operator - Brazil (BR) - VIVO (724/06;10;11;23) Start Time: 9:08AM PDT - 5/19/26 End Time: / Summary: We received notification that VIVO (724/06;10;11;23) from Brazil (BR) 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.

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RESOLVED 1 day ago - at 05/20/2026 12:17AM

Date:05/19/26
Start Time: 9:08 AM PDT - 5/19/26
End Time: 17:04 PM PDT - 5/19/26

We received notification that the network issues previously reported by VIVO (724/06;10;11;23) from Brazil (BR) have been resolved. VIVO (724/06;10;11;23) end users should no longer experience delays receiving SMS messages as all services are back to functioning properly.

On behalf of the Operator, we apologize for any inconvenience this issue may have caused. If you have additional questions, please feel free to contact support@telesign.com.

INVESTIGATING 1 day ago - at 05/19/2026 04:16PM

Issue: Operator - Brazil (BR) - VIVO (724/06;10;11;23)

Start Time: 9:08AM PDT - 5/19/26
End Time: /

Summary:

We received notification that VIVO (724/06;10;11;23) from Brazil (BR) 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.

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