# Twilio: [Scheduled] US SMS and MMS Carrier Maintenance - AT&T

> Twilio maintenance “[Scheduled] US SMS and MMS Carrier Maintenance - AT&T” on 2023-06-21: impact maintenance (vendor’s label), 7.0 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/sh431zvdkwxx
Last updated: 2023-06-21T11:00:00Z

- Impact (vendor’s label): maintenance (maintenance)
- Status: resolved
- Started: 2023-06-21 04:00 UTC · Resolved: 2023-06-21 11:00 UTC · Duration: 7.0 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/sh431zvdkwxx](https://status.twilio.com/incidents/sh431zvdkwxx)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2023-06-21 11:00 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 Twilio, started 2023-06-21 04:00 UTC, resolved after 7.0 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/sh431zvdkwxx
- Citation: Twilio, “[Scheduled] US SMS and MMS Carrier Maintenance - AT&T” (2023-06-21 04:00 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/sh431zvdkwxx (CC BY 4.0).
- Markdown link: `[Twilio: Scheduled US SMS and MMS Carrier Maintenance - AT&T (2023-06-21)](https://rewindex.com/company/twilio/incidents/sh431zvdkwxx)`


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Canonical: https://rewindex.com/company/twilio/incidents/sh431zvdkwxx · Markdown: https://rewindex.com/company/twilio/incidents/sh431zvdkwxx.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/sh431zvdkwxx · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T17:36:57.076Z