Outage in Zipwhip

Call Failures From TIM Network Subscribers in Brazil to a Subset of Twilio Phone Numbers

Resolved Minor
September 22, 2025 - Started 2 days ago - Lasted 1 day
Official incident page

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Outage Details

We are observing call failures to a subset of Twilio Phone Numbers in Brazil. We are currently 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.
Latest Updates ( sorted recent to last )
RESOLVED 1 day ago - at 09/23/2025 07:51PM

We are no longer experiencing call failures from TIM Network Subscribers in Brazil to a Subset of Twilio Phone Numbers. This incident has been resolved.

MONITORING 1 day ago - at 09/23/2025 06:25PM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil. We will continue to monitor to ensure a full recovery. We expect to provide another update in 30 minutes or as soon as more information becomes available.

INVESTIGATING 1 day ago - at 09/23/2025 02:32PM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil, nevertheless, we have identified that TIM network subscribers are still facing failures when connecting calls to a subset of Twilio's phone numbers in Brazil. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.

INVESTIGATING 2 days ago - at 09/23/2025 06:21AM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil, nevertheless, we have identified that TIM network subscribers are still facing failures when connecting calls to a subset of Twilio's phone numbers in Brazil. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING 2 days ago - at 09/23/2025 02:21AM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil, nevertheless, we have identified that TIM network subscribers are still facing failures when connecting calls to a subset of Twilio's phone numbers in Brazil. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING 2 days ago - at 09/23/2025 12:21AM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil, nevertheless, we have identified that TIM network subscribers are still facing failures when connecting calls to a subset of Twilio's phone numbers in Brazil. We are currently 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.

INVESTIGATING 2 days ago - at 09/22/2025 10:15PM

We have identified recovery on calls from Twilio's phone numbers to network subscribers in Brazil, nevertheless, we have identified that TIM network subscribers are still facing failures when connecting calls to a subset of Twilio's phone numbers in Brazil. We are currently 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.

INVESTIGATING 2 days ago - at 09/22/2025 09:01PM

We are still observing call failures to and from a subset of Twilio Phone Numbers in Brazil. We are currently 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.

INVESTIGATING 2 days ago - at 09/22/2025 08:16PM

We are observing call failures to and from a subset of Twilio Phone Numbers in Brazil. We are currently 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.

MONITORING 2 days ago - at 09/22/2025 06:12PM

We are continuing to monitor recovery for calls to Twilio Phone Numbers in Brazil. We expect to provide another update in 2 hours or as soon as more information becomes available.

MONITORING 2 days ago - at 09/22/2025 04:09PM

We have started seeing recovery for calls to Twilio 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 2 days ago - at 09/22/2025 03:10PM

We are observing call failures to a subset of Twilio Phone Numbers in Brazil. We are currently 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.

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