Now the question here is does your Android phone support Doze. Here is how to check weather your Android phone or tablet support Doze or not. Besides Android 6.0 Marshmallow or later, Doze needs two other things (Significant Motion Detector APIs and Google Cloud Messaging) on the phone to work. An XDA member ISDP has developed a simple app that checks your device for Doze support. You can read more about Doze, its working (Doze lifecycle) and its requirements on a device at here. The article shows that Doze requires following two things on a device to work. Check for Doze Support app check these requirements and shows the result. Download the app APK [HERE] and install it. 2. Device has a cloud messaging service, such as Google Cloud Messaging (GCM). This enables the device to know when to wake from Doze.
Just run the app and it shows whether your Android phone/tablet support Doze or not. (Source – XDA)