# SMS Delivery Receipt Delays from Twilio to Drillisch 1&1 in Germany

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 1h 18m
- started 2026-03-05 00:34 UTC
- SMS, Europe
- eu
- id: DWN-b17d59e01c
- Official page: https://stspg.io/my4m07jkslvt

## Updates from Twilio
### 2026-03-05 00:34 UTC: investigating
Our monitoring systems have detected a potential issue with SMS Delivery Receipt Delays to Drillisch 1&1 in Germany. Our engineers have been alerted and are investigating. We will provide an update when we have more details.

### 2026-03-05 00:36 UTC: investigating
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Drillisch 1&1 network subscribers in Germany. Our team is actively investigating this 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.

### 2026-03-05 01:10 UTC: monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Drillisch 1&1 network subscribers in Germany and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-03-05 01:52 UTC: resolved
The incident has been resolved and SMS delivery receipts from Twilio to Drillisch 1&1 network subscribers in Germany are operating normally.

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