How to identify an UE type by its IMEI?

Devices
1

Hi Device Experts,
How to identify an UE type by its IMEI?

2

Try one site for searching IMEI.

3

I’ve tried some.
All sites says is “Invalid IMEI”. :frowning:

4

Identity request message there for IMEI check, I’ve seen.
But it’s NAS message.
Then identity response.