# Twilio: SMS Delivery Failures on a Subset of Shortcodes

> Twilio status incident “SMS Delivery Failures on a Subset of Shortcodes” on 2021-04-30: impact none (vendor’s label), 0 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n
Last updated: 2021-04-30T06:42:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2021-04-30 06:42 UTC · Resolved: 2021-04-30 06:42 UTC · Duration: 0 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/s2gkwdcwp06n](https://status.twilio.com/incidents/s2gkwdcwp06n)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2021-04-30 06:42 UTC: A subset of Twilio Short Code numbers were degraded between 29 April 2021 9:06 PM PDT and 9:18 PM PDT. During this period of time customers may have experienced SMS delivery failures from a subset of short code. The issue has now 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: none) posted by Twilio, started 2021-04-30 06:42 UTC, resolved after 0 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n
- Citation: Twilio, “SMS Delivery Failures on a Subset of Shortcodes” (2021-04-30 06:42 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n (CC BY 4.0).
- Markdown link: `[Twilio: SMS Delivery Failures on a Subset of Shortcodes (2021-04-30)](https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n)`


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Canonical: https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n · Markdown: https://rewindex.com/company/twilio/incidents/s2gkwdcwp06n.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/s2gkwdcwp06n · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T16:25:12.503Z