SMS Delivery Receipt Delays from Twilio to Mobitel Sri Lanka

Incident Report for Twilio

Resolved

The incident has been resolved and SMS delivery receipts from Twilio to Mobitel network subscribers in Sri Lanka are operating normally.

Posted Mar 16, 2026 - 03:17 PDT

Monitoring

We have observed a recovery in SMS delivery receipts from Twilio to Mobitel network subscribers in Sri Lanka and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Mar 16, 2026 - 02:01 PDT

Update

Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Mobitel network subscribers in Sri Lanka. Our team is continuing to investigate this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Mar 16, 2026 - 00:19 PDT

Investigating

Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Mobitel network subscribers in Sri Lanka. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Mar 15, 2026 - 23:20 PDT

This incident affected: CARRIER NETWORK (SMS, APAC).