# SendGrid: Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States

**Summary:** _summary pending_
- Kind: Incident update · Label: Normal progress (typesafe/jev-1.13-20260917)
- Changed: 2026-10-23 12:43 UTC · Detected: 2026-10-23 12:43 UTC
- [Source: https://status.sendgrid.com/incidents/8l8ng5ylhx76](https://status.sendgrid.com/incidents/8l8ng5ylhx76)
- [Company: SendGrid](https://rewindex.com/company/sendgrid.md)
- Versions: before incident\_version:258/8l8ng5ylhx76@8a36610725f3 → after incident\_version:258/8l8ng5ylhx76@52e8a9b95735
- Change 1 of 7 for this incident

Incident page (full timeline): [SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States](https://rewindex.com/company/sendgrid/incidents/8l8ng5ylhx76.md)
## What changed

**1. Changed: Title**

```diff
- SMS Delivery Receipt Delays from Twilio to Altice United States
+ SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States
```

**2. Added: Affected components**

```diff
+ ZIPWHIP MESSAGING - SMS Toll-Free, North America
```

**3. Added: Update** (identified) · 2026-10-23 12:42 UTC

```diff
+ Twilio customers may be experiencing SMS delivery receipt delays from Twilio to network subscribers on multiple networks in the United States. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-23 12:43 UTC | Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States (this change) | Normal progress |
| 2026-10-23 12:53 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States and Canada](https://rewindex.com/change/r1eb4beddcbff25.md) | Normal progress |
| 2026-10-23 13:53 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States of America & Canada](https://rewindex.com/change/r768896ec82f7ae.md) | Normal progress |
| 2026-10-23 15:54 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in Multiple Countries in North America](https://rewindex.com/change/rbbb1d075886273.md) | Normal progress |
| 2026-10-23 16:43 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in Multiple Countries in North America](https://rewindex.com/change/r843794f9f82285.md) | Normal progress |
| 2026-10-23 18:43 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in Multiple Countries in North America](https://rewindex.com/change/rfa0b1b3be5a86e.md) | Normal progress |
| 2026-10-23 19:13 UTC | [Incident updated: SMS Delivery Receipt Delays from Twilio to Multiple Networks in United States and Canada](https://rewindex.com/change/rff40b912760d60.md) | Normal progress |

Next: [change](https://rewindex.com/change/r1eb4beddcbff25.md) · All SendGrid changes: [timeline](https://rewindex.com/company/sendgrid/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/rc93b31b732968f · Markdown: https://rewindex.com/change/rc93b31b732968f.md · JSON: https://rewindex.com/api/v1/changes/rc93b31b732968f · Generated 2026-10-24T12:02:47.985Z