# Twilio: SMS Delivery Issue To Viettel Vietnam Over Pre-Registered Sender ID

> Twilio status incident “SMS Delivery Issue To Viettel Vietnam Over Pre-Registered Sender ID” on 2020-04-01: impact minor (vendor’s label), 2.4 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/2w11k4xvj031
Last updated: 2020-04-01T07:01:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2020-04-01 04:36 UTC · Resolved: 2020-04-01 07:01 UTC · Duration: 2.4 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/2w11k4xvj031](https://status.twilio.com/incidents/2w11k4xvj031)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2020-04-01 07:01 UTC: This incident has been resolved.

_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 2020-04-01 04:36 UTC, resolved after 2.4 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/2w11k4xvj031
- Citation: Twilio, “SMS Delivery Issue To Viettel Vietnam Over Pre-Registered Sender ID” (2020-04-01 04:36 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/2w11k4xvj031 (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Issue To Viettel Vietnam Over Pre-Registered Sender ID (2020-04-01)](https://rewindex.com/company/twilio/incidents/2w11k4xvj031)`


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Canonical: https://rewindex.com/company/twilio/incidents/2w11k4xvj031 · Markdown: https://rewindex.com/company/twilio/incidents/2w11k4xvj031.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/2w11k4xvj031 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T14:54:10.665Z