Advanced Network Devices (dba:AND)

Any device whose MAC address begins with 20:46:F9 has a network interface built by Advanced Network Devices (dba:AND). This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

20:46:F9

Organization

Advanced Network Devices (dba:AND)

Address

3820 Ventura Drive Arlington Heights IL US 60004

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.