LEGIC Identsystems AG

Any device whose MAC address begins with 40:B6:88 has a network interface built by LEGIC Identsystems AG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

40:B6:88

Organization

LEGIC Identsystems AG

Address

Binzackerstrasse 41 Wetzikon CH 8620

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.