# Twilio: Incident updated: SMS Delivery Failures from Twilio Alphanumeric Sender IDs to Multiple Networks in Turkey

**Summary:** _summary pending_
- Kind: Incident update · Label: not classified yet
- Changed: 2026-10-18 02:23 UTC · Detected: 2026-10-18 02:23 UTC
- [Source: https://stspg.io/f1hwbj5gxntf](https://stspg.io/f1hwbj5gxntf)
- [Company: Twilio](https://rewindex.com/company/twilio.md)
- Versions: before incident\_version:125/sjg4gk7gfdw1@9e3f4a445834 → after incident\_version:125/sjg4gk7gfdw1@a786bb37a29c
- Change 3 of 3 for this incident

## What changed

**1. Added: Update** (identified) · 2026-10-18 02:18 UTC

```diff
+ Twilio customers may be experiencing SMS delivery failures from Twilio Alphanumeric Sender IDs to network subscribers on multiple networks in Turkey. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-10-17 23:25 UTC | [Incident updated: SMS Delivery Failures from Twilio Alphanumeric Sender IDs to Multiple Networks in Turkey](https://rewindex.com/change/r3d7ac8d9f0d5f7.md) |  |
| 2026-10-18 00:18 UTC | [Incident updated: SMS Delivery Failures from Twilio Alphanumeric Sender IDs to Multiple Networks in Turkey](https://rewindex.com/change/r2225d5cc5e9d99.md) |  |
| 2026-10-18 02:23 UTC | Incident updated: SMS Delivery Failures from Twilio Alphanumeric Sender IDs to Multiple Networks in Turkey (this change) |  |

Previous: [change](https://rewindex.com/change/r2225d5cc5e9d99.md) · All Twilio changes: [timeline](https://rewindex.com/company/twilio/changes.md)
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Canonical: https://rewindex.com/change/r9fae7afa82418c · Markdown: https://rewindex.com/change/r9fae7afa82418c.md · JSON: https://rewindex.com/api/v1/changes/r9fae7afa82418c · Generated 2026-10-18T03:28:33.826Z