Devices - Hardware inventory - IP and MAC address
Microsoft Intune > Devices - All devices, select a device, in its details > Hardware.
Please add the Ethernet interface MAC and IP addresses.
Harry Diggens commented
plus, also being able to query via API. ethernetMac=***. This is useful to check dynamically when devices come onto the network if they are enrolled in InTune. Data warehouse collections are every 24 hours, this is too long.
Rob Broughall commented
You can get this with PowerBi in from the data warehouse.