IEEE 1722a Working Group

Any device whose MAC address begins with 90:E0:F0 has a network interface built by IEEE 1722a Working Group. 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:E0:F0

Organization

IEEE 1722a Working Group

Address

8760 Sandy Parkway Sandy Utah US 84070

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.