Sinch Outage History

Sinch experienced degradation on their EU1 site from 01:54 to 09:47 UTC on March 7, 2026, lasting 8.3 hours. The incident affected SMPP services in the EU region, causing delayed mobile-terminated and mobile-originated messages, along with missing and late delivery receipts. The service degradation was resolved after investigation and monitoring throughout the incident period.

Sinch experienced delivery issues with Verizon Wireless in the United States from 04:20 to 15:07 UTC on March 6, 2026, lasting 6.2 hours. The incident caused delayed mobile-terminated and mobile-originated messages, along with missing and late delivery receipts for SMS services including US ShortCode and 10DLC. Performance was restored and the incident was resolved after continued monitoring confirmed normal operations.

Sinch experienced SMS delivery issues specifically affecting O2 network users in Germany, causing delayed mobile-terminated and mobile-originated messages along with missing or late delivery receipts. The incident impacted the SMS EMEA service component and lasted 12.7 hours before being resolved.

Sinch experienced delivery issues with SMS services for Google Voice users in the United States, causing delayed mobile-terminated and mobile-originated messages along with missing or late delivery receipts. The incident affected the SMS US ShortCode component and lasted approximately 32.9 hours from March 6, 2026 at 02:00 UTC until resolution on March 7, 2026 at 11:51 UTC. A fix was implemented and monitored before the service was fully restored.

Sinch's SMS 365 (SMSx) platform experienced delays in message delivery affecting Mobile Terminating (MT), Mobile Originated (MO), and Delivery Receipt (DR) traffic for 7.5 hours starting March 5th at 23:50 GMT. The technical teams worked to clear message queues, which were successfully processed by 04:07 GMT on March 6th, with the issue fully resolved by 08:54 GMT the same day.

Sinch experienced SMS delivery issues in Djibouti through the Evatis carrier, causing delayed mobile-terminated and mobile-originated messages along with missing or late delivery receipts. The incident affected SMS services in the EMEA region for approximately 3.2 hours from March 5, 2026 at 21:16 UTC until resolution on March 6, 2026 at 03:00 UTC.

Sinch experienced a degradation on their EU1 site from 01:59 to 02:49 UTC on March 5, 2026, affecting the SMPP service for 50 minutes. The incident caused delayed mobile-terminated and mobile-originated messages, along with missing and late delivery receipts. The service degradation was resolved and normal operations were restored.

Sinch experienced SMS delivery issues in Malaysia affecting the TuneTalk network from 06:36 to 11:03 UTC on March 3, 2026. The incident caused delayed mobile-terminated and mobile-originated messages, along with missing and late delivery receipts for SMS services in the APAC region. The service was fully restored after 4.5 hours of disruption.

Sinch experienced SMS delivery issues with the Odido network in the Netherlands from 04:13 to 04:41 UTC on March 3, 2026. The incident caused delayed mobile-terminated and mobile-originated messages, along with missing or late delivery receipts. The service was restored after approximately 28 minutes.

Sinch experienced delivery issues with Lycamobile UK from 02:12 to 04:24 UTC on March 2, 2026, lasting approximately 2.1 hours. The incident affected SMS services in the EMEA region, causing delayed mobile-terminated and mobile-originated messages, along with missing or late delivery receipts. The issue was resolved and service was restored.