# Twilio: DLR Degradation for a Subset of SMPP API Customers.

> Twilio status incident “DLR Degradation for a Subset of SMPP API Customers.” on 2026-05-12: impact none (vendor’s label), 0 min, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx
Last updated: 2026-05-12T09:32:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2026-05-12 09:32 UTC · Resolved: 2026-05-12 09:32 UTC · Duration: 0 min
- Updates: 1
- [Vendor status page: https://status.twilio.com/incidents/4k2wr9d5svxx](https://status.twilio.com/incidents/4k2wr9d5svxx)
- [Company: Twilio](https://rewindex.com/company/twilio.md)

## Timeline of updates

- **resolved** 2026-05-12 09:32 UTC: A small set of SMPP API Customers were affected by issues with DLR deliveries between 2026-05-07 23:53 UTC and 2026-05-11 13:46 UTC. During this time some DLRs may not have been delivered to the end customer. All systems are fully operational

_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 2026-05-12 09:32 UTC, resolved after 0 min, 1 update(s).

- Canonical URL: https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx
- Citation: Twilio, “DLR Degradation for a Subset of SMPP API Customers.” (2026-05-12 09:32 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx (CC BY 4.0).
- Markdown link: `[Twilio: DLR Degradation for a Subset of SMPP API Customers. (2026-05-12)](https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx)`


---
Canonical: https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx · Markdown: https://rewindex.com/company/twilio/incidents/4k2wr9d5svxx.md · JSON: https://rewindex.com/api/v1/companies/twilio/incidents/4k2wr9d5svxx · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T16:42:15.479Z