# SMS Delivery Failures from Multiple Networks in Czech to a subset of Twilio Long Code Numbers

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 1d
- started 2026-03-04 15:23 UTC
- SMS, Europe
- eu
- id: DWN-a028e9d4f5
- Official page: https://stspg.io/l1zyss3yjght

## Updates from Twilio
### 2026-03-04 15:23 UTC: investigating
Our monitoring systems have detected a potential issue associated to SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

### 2026-03-04 15:26 UTC: investigating
Twilio customers may be experiencing SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-03-04 16:26 UTC: investigating
We continue to experience SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.

### 2026-03-04 18:24 UTC: investigating
We continue to experience SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

### 2026-03-04 22:13 UTC: investigating
We continue to experience SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.

### 2026-03-05 06:13 UTC: investigating
We continue to experience SMS delivery failures from multiple networks in Czech Republic to Twilio Numbers. We are currently working with our carrier partner to resolve the issue. We expect to provide another update in 16 hours or as soon as more information becomes available.

### 2026-03-05 12:27 UTC: investigating
We have observed a recovery in SMS delivery from multiple networks in Czech to a subset of Twilio long code numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-03-05 12:28 UTC: monitoring
We have observed a recovery in SMS delivery from multiple networks in Czech to a subset of Twilio long code numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-03-05 14:28 UTC: monitoring
We have observed a recovery in SMS delivery from multiple networks in Czech to a subset of Twilio long code numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-03-05 16:22 UTC: resolved
The incident has been resolved and SMS delivery from network subscribers to a subset of Twilio Czech Republic Long Codes is operating normally.

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