Personal HP Devices Bypassing Platform Enrollment Restriction

[randotech475]

I'm witnessing personal Windows devices bypassing our enrollment restriction. They all appear to be HP devices, couple different models,

Windows 10.0.19044.2251

HP ENVY x360 Convertible 15m-dr0xxx

Windows 10.0.19044.2006

HP ENVY x360 Convertible 15m-ed0xxx

Windows 10.0.18362.1256

HP Stream Laptop 11-ak1xxx

Windows 10.0.19045.2728

HP Laptop 14-dk0xxx

Windows 10.0.19044.1889

HP ENVY Laptop 13-ah1xxx

My policy is:

MDM

Allow

Min Version

No Min Version

Max Version

No Max Version

Personally owned devices

Block

Assigned to all users.

Couple other notices: 

-Intune Device ID and Microsoft Entra Device ID are identical.

-The enrollment tab is blank, 0 entries.

-Management name is blank.

Anyone have any insight?

TIA