# SMS Delivery Receipt Delays from Twilio to Chunghwa Telecom Taiwan

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 3h 24m
- started 2026-09-16 18:57 UTC
- SMS, APAC
- apac
- id: DWN-3e0f8069f4
- Official page: https://stspg.io/pktq4c7gp2t8

## Updates from Twilio
### 2026-09-16 18:57 UTC: investigating
Twilio customers may be experiencing SMS delivery delays from Twilio to Chunghwa Telecom network subscribers in Taiwan. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-09-16 19:10 UTC: investigating
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Chunghwa Telecom network subscribers in Taiwan. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-09-16 19:20 UTC: identified
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Chunghwa Telecom network subscribers in Taiwan. 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.

### 2026-09-16 20:22 UTC: monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Chunghwa Telecom network subscribers in Taiwan and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-09-16 22:22 UTC: resolved
The incident has been resolved and SMS delivery receipts from Twilio to Chunghwa Telecom network subscribers in Taiwan are operating normally.

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