# Twilio: Voice Call Failures Between a Subset of Twilio Phone Numbers and Multiple Networks in Japan

> Twilio status incident “Voice Call Failures Between a Subset of Twilio Phone Numbers and Multiple Networks in Japan” on 2026-08-21: impact minor (vendor’s label), 37 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76
Last updated: 2026-08-21T04:50:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2026-08-21 04:13 UTC · Resolved: 2026-08-21 04:50 UTC · Duration: 37 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/s9c1b0qkwy76](https://status.twilio.com/incidents/s9c1b0qkwy76)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2026-08-21 04:50 UTC: Upon further investigation into reported voice call disruptions in Japan, our team verified that the impact is limited to a single account rather than a platform-wide issue. Consequently, we are closing this public status page entry. Our team has reached out directly to the impacted customer to deliver targeted support and resolution details.

_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 2026-08-21 04:13 UTC, resolved after 37 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76
- Citation: Twilio, “Voice Call Failures Between a Subset of Twilio Phone Numbers and Multiple Networks in Japan” (2026-08-21 04:13 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76 (CC BY 4.0).
- Markdown link: `[Twilio: Voice Call Failures Between a Subset of Twilio Phone Numbers and Multiple Networks in Japan (2026-08-21)](https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76)`


---
Canonical: https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76 · Markdown: https://rewindex.com/company/twilio/incidents/s9c1b0qkwy76.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/s9c1b0qkwy76 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T14:43:06.529Z