# Sinch: Facebook Service Interruption - Affecting WhatsApp, Messenger and Instagram

- Impact (vendor’s label): major
- Status: resolved
- Started: 2021-10-04 18:21 UTC · Resolved: 2021-10-05 00:43 UTC · Duration: 6.4 h
- Updates: 1
- [Vendor status page: https://status.sinch.com/incidents/yzqty179402w](https://status.sinch.com/incidents/yzqty179402w)
- [Company: Sinch](https://rewindex.com/company/sinch.md)

## Timeline of updates

- **resolved** 2021-10-05 00:43 UTC: Dear Client, We are writing to inform you that this incident is resolved. Start Time: 2021-10-04 16:11 UTC End Time: 2021-10-05 00:01 UTC Please contact support@sinch.com should you require further information or assistance.

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


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Canonical: https://rewindex.com/company/sinch/incidents/yzqty179402w · Markdown: https://rewindex.com/company/sinch/incidents/yzqty179402w.md · JSON: https://rewindex.com/api/v1/companies/sinch/incidents/yzqty179402w · Generated 2026-10-19T21:10:38.486Z