# Twilio: SMS Delivery Failure to a subset of Twilio UK numbers

> Twilio status incident “SMS Delivery Failure to a subset of Twilio UK numbers” on 2021-09-07: impact minor (vendor’s label), 21 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj
Last updated: 2021-09-07T12:08:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2021-09-07 11:47 UTC · Resolved: 2021-09-07 12:08 UTC · Duration: 21 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/4lm2zjhzwhvj](https://status.twilio.com/incidents/4lm2zjhzwhvj)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-09-07 12:08 UTC: We are no longer experiencing SMS delivery failures to UK Twilio numbers. 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 2021-09-07 11:47 UTC, resolved after 21 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj
- Citation: Twilio, “SMS Delivery Failure to a subset of Twilio UK numbers” (2021-09-07 11:47 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Failure to a subset of Twilio UK numbers (2021-09-07)](https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj)`


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Canonical: https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj · Markdown: https://rewindex.com/company/twilio/incidents/4lm2zjhzwhvj.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/4lm2zjhzwhvj · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T18:06:58.010Z