# Twilio: One Way Audio Issue Affecting Inbound and Outbound Calls to a Subset of Twilio Japan Numbers

> Twilio status incident “One Way Audio Issue Affecting Inbound and Outbound Calls to a Subset of Twilio Japan Numbers” on 2021-09-16: impact minor (vendor’s label), 39 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4
Last updated: 2021-09-17T20:19:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2021-09-16 05:25 UTC · Resolved: 2021-09-17 20:19 UTC · Duration: 39 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/5wg3q3cb9bf4](https://status.twilio.com/incidents/5wg3q3cb9bf4)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-09-17 20:19 UTC: The issue affecting The one way audio issue with both inbound and outbound calls made to/from a subset of Twilio Japan phone numbers has been resolved, and the service is functioning normally at this time.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2021-09-16 05:25 UTC, resolved after 39 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4
- Citation: Twilio, “One Way Audio Issue Affecting Inbound and Outbound Calls to a Subset of Twilio Japan Numbers” (2021-09-16 05:25 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4 (CC BY 4.0).
- Markdown link: `[Twilio: One Way Audio Issue Affecting Inbound and Outbound Calls to a Subset of Twilio Japan Numbers (2021-09-16)](https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4)`


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Canonical: https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4 · Markdown: https://rewindex.com/company/twilio/incidents/5wg3q3cb9bf4.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/5wg3q3cb9bf4 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:38:05.598Z