# Twilio: South Korea SMS Carrier Maintenance - SK Telecom

> Twilio maintenance “South Korea SMS Carrier Maintenance - SK Telecom” on 2026-10-29: impact maintenance (vendor’s label), 1.9 h, 3 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf
Last updated: 2026-10-29T17:03:44Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: completed · edited after publishing
- Started: 2026-10-29 15:04 UTC · Resolved: 2026-10-29 17:00 UTC · Duration: 1.9 h
- Updates: 3 · Affected components: CARRIER NETWORK - SMS, APAC, SMS, APAC
- [Vendor status page: https://status.twilio.com/incidents/zgrrdswfq4tf](https://status.twilio.com/incidents/zgrrdswfq4tf)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **scheduled** 2026-10-29 15:04 UTC: The SK Telecom network in South Korea is conducting a planned maintenance from 29 October 2026 at 08:00 PDT until 29 October 2026 at 10:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to SK Telecom South Korea handsets. We are aware of the short notice and are working with our Carrier Partners to provide earlier notification where possible.
- **in progress** 2026-10-29 15:07 UTC: Scheduled maintenance is currently in progress. We will provide updates as necessary.
- **completed** 2026-10-29 17:00 UTC: The scheduled maintenance has been completed.

## Rewindex changes for this incident

- 2026-10-29 17:03 UTC: [Incident updated: South Korea SMS Carrier Maintenance - SK Telecom](https://rewindex.com/change/r2f1e56b6d5755b.md)

## Cite this

Maintenance posted by Twilio, started 2026-10-29 15:04 UTC, resolved after 1.9 h, 3 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf
- Citation: Twilio, “South Korea SMS Carrier Maintenance - SK Telecom” (2026-10-29 15:04 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf (CC BY 4.0).
- Markdown link: `[Twilio: South Korea SMS Carrier Maintenance - SK Telecom (2026-10-29)](https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf)`


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Canonical: https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf · Markdown: https://rewindex.com/company/twilio/incidents/zgrrdswfq4tf.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/zgrrdswfq4tf · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T16:07:47.438Z