Verify Events: Verification Attempt DLR event type will be discontinued

The Attempt DLR event type will be discontinued after September 22, 2026 at 10:00PM UTC. Learn more about using discontinued Event Types in Discontinued Event Types.  From this point on, Twilio may stop sending new events for the Attempt DLR event types, even if you have a subscription to them. You will continue receiving events normally from any other Event Types in your subscriptions.