APN silent push notification reports "accepted" status on uninstalled app

Summary:

The response for silent push notification is "accepted" status even if the app has been uninstalled.

The correct "Unregistered " status response only received after more than 7 days from the moment of uninstall.

Steps to Reproduce:

1) install an app

2) launch

3) uninstall the app

4) send silent push notification

Expected Results:

get "Unregistered" status response

Actual Results:

got success status from APNs server.

Version/Build:

Configuration:

https://developer.apple.com/library/archive/documentation/NetworkingInternet/Conceptual/RemoteNotificationsPG/CommunicatingwithAPNs.html#//apple_ref/doc/uid/TP40008194-CH11-SW15