# Twilio: Intermittent SMS/MMS Deliverability Issues to AT&T Due to Incorrect Deactivation Data

> Twilio status incident “Intermittent SMS/MMS Deliverability Issues to AT&T Due to Incorrect Deactivation Data” on 2025-03-12: impact none (vendor’s label), 9 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/nqdw4776ws80
Last updated: 2025-03-12T16:12:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2025-03-12 16:03 UTC · Resolved: 2025-03-12 16:12 UTC · Duration: 9 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/nqdw4776ws80](https://status.twilio.com/incidents/nqdw4776ws80)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2025-03-12 16:12 UTC: Twilio experienced degraded service on a subset of US short codes for approximately 48 hours between March 5th and March 7th, 2025. During this period, customers may have experienced message delivery failures to AT&T numbers due to certain numbers being incorrectly marked as deactivated in the operator’s data file. The issue has been resolved as of March 7th at 13:34 UTC.

_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: none) posted by Twilio, started 2025-03-12 16:03 UTC, resolved after 9 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/nqdw4776ws80
- Citation: Twilio, “Intermittent SMS/MMS Deliverability Issues to AT&T Due to Incorrect Deactivation Data” (2025-03-12 16:03 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/nqdw4776ws80 (CC BY 4.0).
- Markdown link: `[Twilio: Intermittent SMS/MMS Deliverability Issues to AT&T Due to Incorrect Deactivation Data (2025-03-12)](https://rewindex.com/company/twilio/incidents/nqdw4776ws80)`


---
Canonical: https://rewindex.com/company/twilio/incidents/nqdw4776ws80 · Markdown: https://rewindex.com/company/twilio/incidents/nqdw4776ws80.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/nqdw4776ws80 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T14:24:30.798Z