Outage in Twilio

SMS Delivery Failures to Multiple Networks in Brazil for a Subset of Registered SenderIDs

Resolved Minor

December 02, 2025 - Started 4 months ago - Lasted about 9 hours
Official incident page

Incident Report

We are experiencing SMS delivery failures towards Multiple Networks in Brazil for a Subset of Registered SenderIDs. 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.

Components affected

Twilio SMS, Latin America

Need to monitor Twilio outages?

Monitor all your external dependencies in one place
Get instant alerts when outages are detected
Be the first to know if service is down
Show real-time status on private or public status page
Keep your team informed

Start monitoring for free

Latest Updates ( sorted recent to last )

RESOLVED 4 months ago - at 12/03/2025 02:39AM

We are no longer experiencing SMS delivery failures towards Multiple Networks in Brazil for a Subset of Registered SenderIDs. This incident has been resolved.

MONITORING 4 months ago - at 12/02/2025 10:55PM

We are observing recovery, with SMS delivering successfully with SenderIDs preserved. We will continue to monitor to ensure a full recovery for 2 hours.

INVESTIGATING 4 months ago - at 12/02/2025 08:10PM

We are no longer experiencing SMS delivery failures following a temporary mitigation. However, Registered SenderIDs are currently not being preserved. We will provide another update in 4 hours or as soon as we have more information.

INVESTIGATING 4 months ago - at 12/02/2025 06:12PM

We are still experiencing SMS delivery failures towards Multiple Networks in Brazil for a Subset of Registered SenderIDs. 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.

We are no longer experiencing SMS delivery failures following a temporary mitigation. However, Registered SenderIDs are currently not being preserved.

INVESTIGATING 4 months ago - at 12/02/2025 05:12PM

Latest Twilio outages

SMS Delivery Delays and Failures from Twilio to Claro Brazil - about 9 hours ago

Intelligent Alerts unavailable - about 9 hours ago

SMS Delivery Delays and Failures to Orange Network in Egypt - about 11 hours ago

SMS Delivery Delays from a Subset of Twilio Short Codes to Liberty Mobile Puerto Rico - about 20 hours ago

SMS Delivery Delays from Twilio to Tunisie Telecom Tunisia - 1 day ago

Never miss outages in third-party dependencies

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6020 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook