Radius Gateway

Any device whose MAC address begins with 90:F2:78 has a network interface built by Radius Gateway. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

90:F2:78

Organization

Radius Gateway

Address

520 E. Montford Ave Ada OH US 45810

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.