Twilio incident
SMS Delivery Delays from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Sunrise and Salt Switzerland
Resolved after 4 hours 27 minutes, affecting SMS, Europe, on July 10, 2026.
The incident has been resolved and SMS delivery from a subset of Twilio Alphanumeric Sender IDs and Long Codes to Sunrise and Salt network subscribers in Switzerland is operating normally.
Affected components
Update timeline
- investigating Jul 10, 2026, 06:47 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs and Long Codes to Sunrise and Salt network subscribers in Switzerland. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jul 10, 2026, 06:52 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric and Long Codes to Sunrise and Salt network subscribers in Switzerland. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
- identified Jul 10, 2026, 07:54 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs and Long Codes to Sunrise and Salt network subscribers in Switzerland. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
- monitoring Jul 10, 2026, 09:55 PM UTC
We have observed a recovery in SMS delivery from a subset of Twilio Alphanumeric and Long Codes to Sunrise and Salt network subscribers in Switzerland and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved Jul 10, 2026, 11:14 PM UTC
The incident has been resolved and SMS delivery from a subset of Twilio Alphanumeric Sender IDs and Long Codes to Sunrise and Salt network subscribers in Switzerland is operating normally.
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