# Sinch: [Scheduled] [ANNOUNCEMENT] Sinch activity for whitelisting IP – **ONLY FOR TWW CUSTOMERS**

> Sinch maintenance “[Scheduled] [ANNOUNCEMENT] Sinch activity for whitelisting IP – **ONLY FOR TWW CUSTOMERS**” on 2023-09-20: impact maintenance (vendor’s label), 24 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc
Last updated: 2023-09-21T00:00:00Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: resolved
- Started: 2023-09-20 00:00 UTC · Resolved: 2023-09-21 00:00 UTC · Duration: 24 h
- Updates: 1
- [Vendor status page: https://status.sinch.com/incidents/d1jjsvgfsmzc](https://status.sinch.com/incidents/d1jjsvgfsmzc)
- [Company: Sinch](https://rewindex.com/company/sinch.md)

## Timeline of updates

- **resolved** 2023-09-21 00:00 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 2023-09-20 00:00 UTC, resolved after 24 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc
- Citation: Sinch, “[Scheduled] [ANNOUNCEMENT] Sinch activity for whitelisting IP – **ONLY FOR TWW CUSTOMERS**” (2023-09-20 00:00 UTC). Archived by Rewindex: https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc (CC BY 4.0).
- Markdown link: `[Sinch: Scheduled ANNOUNCEMENT Sinch activity for whitelisting IP – **ONLY FOR TWW CUSTOMERS** (2023-09-20)](https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc)`


---
Canonical: https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc · Markdown: https://rewindex.com/company/sinch/incidents/d1jjsvgfsmzc.md · JSON: https://rewindex.com/api/v1/companies/sinch/incidents/d1jjsvgfsmzc · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T15:33:42.253Z