UNISEM (M) BERHAD

Any device whose MAC address begins with B8:D3:EF has a network interface built by UNISEM (M) BERHAD. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

B8:D3:EF

Organization

UNISEM (M) BERHAD

Address

LOT 302285, JALAN INDUSTRI 1/1, KAWASAN PERINDUSTRIAN GOPENG, GOPENG PERAK MY 31600

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.