# Sinch: [Scheduled] External Maintenance - AT&T Platform Upgrade

> Sinch maintenance “[Scheduled] External Maintenance - AT&T Platform Upgrade” on 2023-10-19: impact maintenance (vendor’s label), 1.0 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/sinch/incidents/314pywcmkr5z
Last updated: 2023-10-19T08:00:00Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: resolved
- Started: 2023-10-19 07:00 UTC · Resolved: 2023-10-19 08:00 UTC · Duration: 1.0 h
- Updates: 1
- [Vendor status page: https://status.sinch.com/incidents/314pywcmkr5z](https://status.sinch.com/incidents/314pywcmkr5z)
- [Company: Sinch](https://rewindex.com/company/sinch.md)

## Timeline of updates

- **resolved** 2023-10-19 08:00 UTC: The scheduled maintenance has been completed.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Maintenance posted by Sinch, started 2023-10-19 07:00 UTC, resolved after 1.0 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/sinch/incidents/314pywcmkr5z
- Citation: Sinch, “[Scheduled] External Maintenance - AT&T Platform Upgrade” (2023-10-19 07:00 UTC). Archived by Rewindex: https://rewindex.com/company/sinch/incidents/314pywcmkr5z (CC BY 4.0).
- Markdown link: `[Sinch: Scheduled External Maintenance - AT&T Platform Upgrade (2023-10-19)](https://rewindex.com/company/sinch/incidents/314pywcmkr5z)`


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Canonical: https://rewindex.com/company/sinch/incidents/314pywcmkr5z · Markdown: https://rewindex.com/company/sinch/incidents/314pywcmkr5z.md · JSON: https://rewindex.com/api/v1/companies/sinch/incidents/314pywcmkr5z · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T14:17:27.944Z