Outage in Sinch
Degradation - EU3 Endpoint
Resolved MinorIncident Report
Summary AI Generated
Sinch experienced performance degradation on their EU3 endpoint affecting HTTP, SMPP, and ENUM services in the EU region for 2.6 hours. Clients were advised to temporarily use the EU1 endpoint as a workaround during the incident. A fix was implemented and the service was restored to normal operation.
We are currently experiencing a performance degradation issues on our EU3 endpoint.
To minimize impact, clients are advised to temporarily connect to the designated redundant EU1 endpoint for the duration of this issue.
Clients can connect to our EU1 SMSC with the below FQDNs.
Alternative Endpoints:
eu1.smpp.api.sinch.com
eu1.httpsms.api.sinch.com
eu1.httplookup.api.sinch.com
Our teams are actively investigating and working to resolve the issue as quickly as possible. If you have any questions, please contact support@sinch.com.
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Latest Updates ( sorted recent to last )
MONITORING
6 days ago - at 04/22/2026 11:00PM
A fix has been implemented and we are monitoring the results.
INVESTIGATING
6 days ago - at 04/22/2026 10:30PM
We are currently experiencing a performance degradation issues on our EU3 endpoint.
To minimize impact, clients are advised to temporarily connect to the designated redundant EU1 endpoint for the duration of this issue.
Clients can connect to our EU1 SMSC with the below FQDNs.
Alternative Endpoints:
eu1.smpp.api.sinch.com
eu1.httpsms.api.sinch.com
eu1.httplookup.api.sinch.com
Our teams are actively investigating and working to resolve the issue as quickly as possible. If you have any questions, please contact support@sinch.com.
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