# Twilio: SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan

> Twilio status incident “SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan” on 2026-11-11: impact minor (vendor’s label), 7.4 h, 5 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/v347p1ml2c9d
Last updated: 2026-11-12T05:13:36Z

- Impact (vendor’s label): minor
- Status: resolved · edited after publishing
- Started: 2026-11-11 21:43 UTC · Resolved: 2026-11-12 05:06 UTC · Duration: 7.4 h
- Updates: 5 · Affected components: CARRIER NETWORK - SMS, APAC, SMS, APAC
- [Vendor status page: https://status.twilio.com/incidents/v347p1ml2c9d](https://status.twilio.com/incidents/v347p1ml2c9d)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **identified** 2026-11-11 21:43 UTC: Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Phone Numbers to K-Cell network subscribers in Kazakhstan. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
- **identified** 2026-11-11 21:49 UTC: Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Phone Numbers to K-Cell network subscribers in Kazakhstan. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
- **monitoring** 2026-11-11 22:58 UTC: We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to K-Cell network subscribers in Kazakhstan and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- **monitoring** 2026-11-12 01:07 UTC: We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to K-Cell network subscribers in Kazakhstan and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
- **resolved** 2026-11-12 05:06 UTC: The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to K-Cell network subscribers in Kazakhstan is operating normally.

## Rewindex changes for this incident

- 2026-11-11 23:03 UTC: [Incident updated: SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan](https://rewindex.com/change/rd9b80408e97c71.md)
- 2026-11-12 01:13 UTC: [Incident updated: SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan](https://rewindex.com/change/r02129dcb3d481a.md)
- 2026-11-12 05:13 UTC: [Incident updated: SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan](https://rewindex.com/change/r477f2343225d15.md)

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2026-11-11 21:43 UTC, resolved after 7.4 h, 5 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/twilio/incidents/v347p1ml2c9d
- Citation: Twilio, “SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan” (2026-11-11 21:43 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/v347p1ml2c9d (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan (2026-11-11)](https://rewindex.com/company/twilio/incidents/v347p1ml2c9d)`


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Canonical: https://rewindex.com/company/twilio/incidents/v347p1ml2c9d · Markdown: https://rewindex.com/company/twilio/incidents/v347p1ml2c9d.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/v347p1ml2c9d · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-12T16:08:35.661Z