Twilio incident

SMS and MMS Delivery Receipt Delays from Twilio to Verizon United States

Minor Resolved View vendor source →

Twilio experienced a minor incident on April 17, 2026 affecting SMS Long Code, North America and SMS Long Code, North America and 1 more component, lasting 3h 37m. The incident has been resolved; the full update timeline is below.

Started
Apr 17, 2026, 08:06 AM UTC
Resolved
Apr 17, 2026, 11:43 AM UTC
Duration
3h 37m
Detected by Pingoru
Apr 17, 2026, 08:06 AM UTC

Affected components

SMS Long Code, North AmericaSMS Long Code, North AmericaMMS Long Code, North AmericaMMS Long Code, North AmericaSMS Short Code, North AmericaSMS Toll-Free, North AmericaMMS Short Code, North AmericaMMS Toll-Free, North AmericaSMS Toll-Free, North AmericaMMS Toll-Free, North America

Update timeline

  1. investigating Apr 17, 2026, 08:06 AM UTC

    Twilio customers may be experiencing MMS delivery receipt delays from Twilio to Verizon network subscribers in the United States. 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.

  2. identified Apr 17, 2026, 08:14 AM UTC

    Twilio customers may be experiencing MMS delivery receipt delays from Twilio to Verizon network subscribers in the United States. Our team has identified the cause, and is working to resolve the 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.

  3. identified Apr 17, 2026, 09:22 AM UTC

    Twilio customers may be experiencing SMS and MMS delivery receipt delays from Twilio to Verizon network subscribers in the United States. Our team has identified the cause, and is working to resolve the 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.

  4. identified Apr 17, 2026, 09:25 AM UTC

    We are continuing to work on a fix for this issue.

  5. monitoring Apr 17, 2026, 09:50 AM UTC

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

  6. resolved Apr 17, 2026, 11:43 AM UTC

    The incident has been resolved and SMS/MMS delivery receipts from Twilio to Verizon network subscribers in the United States are operating normally.