Ciptex incident
Twilio - SMS Delivery Failures between a Subset of Twilio Short Codes and Multiple Networks in Ireland
Ciptex experienced a minor incident on June 4, 2026 affecting Twilio SMS and Twilio SMS, Europe, lasting 23m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jun 04, 2026, 08:24 PM UTC
We have detected potential service disruption through our monitoring systems and are actively investigating. A detailed assessment of the impact and affected services will be provided within the next 30 minutes.
- investigating Jun 04, 2026, 08:27 PM UTC
Twilio customers may be experiencing SMS delivery failures between a subset of Twilio Short Codes and network subscribers on multiple networks in Ireland. The Twilio team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
- resolved Jun 04, 2026, 08:47 PM UTC
Following comprehensive monitoring, we can confirm that the incident has been fully resolved and all services have returned to normal operation.