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Outage in Zipwhip

Call Quality Issue To and From a Subset Of Twilio Taiwan Phone Numbers

Resolved Minor
October 25, 2025 - Started 6 months ago - Lasted about 8 hours
Official incident page

Incident Report

Our monitoring systems have detected a potential issue with a Subset Of Twilio Taiwan Phone Numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

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Latest Updates ( sorted recent to last )
RESOLVED 6 months ago - at 10/25/2025 08:53PM

We are no longer experiencing call quality issues to and from a subset of Twilio Taiwan phone numbers. This incident has been resolved.

MONITORING 6 months ago - at 10/25/2025 05:12PM

We are continuing to monitor the call quality issue affecting calls to and from a subset of Twilio Taiwan phone numbers. 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 6 months ago - at 10/25/2025 03:11PM

We have started to see recovery from the call quality issue affecting calls to and from a subset of Twilio Taiwan phone numbers. 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 6 months ago - at 10/25/2025 02:35PM

We are a still investigating the call quality issue to and from a subset of Twilio Taiwan phone numbers. 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 6 months ago - at 10/25/2025 01:40PM

We are continuing to investigate this issue.

INVESTIGATING 6 months ago - at 10/25/2025 01:39PM

We continue to investigate the call quality issue to and from a subset of Twilio Taiwan phone numbers. 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.

INVESTIGATING 6 months ago - at 10/25/2025 01:30PM

We are observing a call quality issue to and from a subset of Twilio Taiwan phone numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 1 hours or as soon as more information becomes available.

INVESTIGATING 6 months ago - at 10/25/2025 01:20PM

Our monitoring systems have detected a potential issue with a Subset Of Twilio Taiwan Phone Numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

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