# Twilio: SMS Delivery Delays to AT&T Mexico from Pre-Registered and Long Code Senders

> Twilio status incident “SMS Delivery Delays to AT&T Mexico from Pre-Registered and Long Code Senders” on 2021-08-28: impact minor (vendor’s label), 4.9 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/j9mqhlp096bh
Last updated: 2021-08-28T22:07:00Z

- Impact (vendor’s label): minor
- Status: resolved
- Started: 2021-08-28 17:13 UTC · Resolved: 2021-08-28 22:07 UTC · Duration: 4.9 h
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/j9mqhlp096bh](https://status.twilio.com/incidents/j9mqhlp096bh)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-08-28 22:07 UTC: We are no longer experiencing SMS Delivery Delays to AT&T Mexico from Pre-Registered and Long Code Senders. This incident has been resolved.

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

## Cite this

Status incident (vendor impact label: minor) posted by Twilio, started 2021-08-28 17:13 UTC, resolved after 4.9 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/j9mqhlp096bh
- Citation: Twilio, “SMS Delivery Delays to AT&T Mexico from Pre-Registered and Long Code Senders” (2021-08-28 17:13 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/j9mqhlp096bh (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Delays to AT&T Mexico from Pre-Registered and Long Code Senders (2021-08-28)](https://rewindex.com/company/twilio/incidents/j9mqhlp096bh)`


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Canonical: https://rewindex.com/company/twilio/incidents/j9mqhlp096bh · Markdown: https://rewindex.com/company/twilio/incidents/j9mqhlp096bh.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/j9mqhlp096bh · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T13:49:22.156Z