# Twilio: Voice Call Quality Issues To A Subset of Twilio Japan Phone Numbers

> Twilio status incident “Voice Call Quality Issues To A Subset of Twilio Japan Phone Numbers” on 2025-08-04: impact minor (vendor’s label), 3.0 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/m34h20pfzl1d
Last updated: 2025-08-04T05:23:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2025-08-04 02:24 UTC · Resolved: 2025-08-04 05:23 UTC · Duration: 3.0 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/m34h20pfzl1d](https://status.twilio.com/incidents/m34h20pfzl1d)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2025-08-04 05:23 UTC: The issue affecting voice call quality issues to 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 2025-08-04 02:24 UTC, resolved after 3.0 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/m34h20pfzl1d
- Citation: Twilio, “Voice Call Quality Issues To A Subset of Twilio Japan Phone Numbers” (2025-08-04 02:24 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/m34h20pfzl1d (CC BY 4.0).
- Markdown link: `[Twilio: Voice Call Quality Issues To A Subset of Twilio Japan Phone Numbers (2025-08-04)](https://rewindex.com/company/twilio/incidents/m34h20pfzl1d)`


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Canonical: https://rewindex.com/company/twilio/incidents/m34h20pfzl1d · Markdown: https://rewindex.com/company/twilio/incidents/m34h20pfzl1d.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/m34h20pfzl1d · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T17:14:30.354Z