# Twilio: On Call Engineers are Investigating an issue with SMS Delivery Failures to Multiple Networks in Japan for a subset of Long Codes

> Twilio status incident “On Call Engineers are Investigating an issue with SMS Delivery Failures to Multiple Networks in Japan for a subset of Long Codes” on 2024-12-06: impact none (vendor’s label), 15 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp
Last updated: 2024-12-07T12:03:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2024-12-06 21:28 UTC · Resolved: 2024-12-07 12:03 UTC · Duration: 15 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/2t5n3lzksdmp](https://status.twilio.com/incidents/2t5n3lzksdmp)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2024-12-07 12:03 UTC: We have fully investigated the SMS delivery failures to multiple networks in Japan for a subset of long codes and it was determined that the impact was limited, Our engineers are working with our carrier partner to resolve the issue and updates are posted in the Twilio Status Page.

_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: none) posted by Twilio, started 2024-12-06 21:28 UTC, resolved after 15 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp
- Citation: Twilio, “On Call Engineers are Investigating an issue with SMS Delivery Failures to Multiple Networks in Japan for a subset of Long Codes” (2024-12-06 21:28 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp (CC BY 4.0).
- Markdown link: `[Twilio: On Call Engineers are Investigating an issue with SMS Delivery Failures to Multiple Networks in Japan for a subset of Long Codes (2024-12-06)](https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp)`


---
Canonical: https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp · Markdown: https://rewindex.com/company/twilio/incidents/2t5n3lzksdmp.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/2t5n3lzksdmp · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:02:32.116Z