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Outage in Twilio

Call Quality Issue to a Subset to Twilio Phone Number in Brazil

Resolved Minor
December 08, 2025 - Started 4 months ago - Lasted 4 days
Official incident page

Incident Report

We are investigating outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 1 hour or as soon as more information becomes available.
Components affected
Twilio Voice, Latin America

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Latest Updates ( sorted recent to last )
RESOLVED 4 months ago - at 12/12/2025 11:03PM

We are no longer experiencing outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. This incident is resolved.

MONITORING 4 months ago - at 12/12/2025 09:04PM

We are observing recovery with outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. We will continue to monitor the issue to ensure a full recovery, and provide another update in 2 hours.

INVESTIGATING 4 months ago - at 12/11/2025 09:14PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 24 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/10/2025 09:14PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 24 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/10/2025 09:14PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 24 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/10/2025 03:22AM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 16 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/09/2025 07:19PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/09/2025 03:22PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/09/2025 12:03PM

We are continuing to investigate outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 2 hour or as soon as more information becomes available.

MONITORING 4 months ago - at 12/09/2025 08:15AM

We have started seeing recovery for outbound call quality from a subset of Twilio's phone numbers in Brazil. We will continue to monitor to ensure a full recovery. We expect to provide another update in 4 hours or as soon as more information becomes available

MONITORING 4 months ago - at 12/09/2025 07:22AM

We have started seeing recovery for outbound call quality from a subset of Twilio's phone numbers in Brazil. We will continue to monitor to ensure a full recovery. We expect to provide another update in 2 hours or as soon as more information becomes available

INVESTIGATING 4 months ago - at 12/09/2025 12:15AM

We are still investigating outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team will continue working with our carrier partners to resolve this. We expect to provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/08/2025 08:15PM

We are still investigating outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team will continue working with our carrier partners to resolve this. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/08/2025 06:15PM

We are continue investigating outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 1 hour or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 12/08/2025 04:55PM

We are investigating outbound call quality issues from a subset of Twilio's Phone Numbers in Brazil. Our engineering team is working with our carrier partners to resolve this. We expect to provide another update in 1 hour or as soon as more information becomes available.

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