Samsung Electronics Co., Ltd., Memory Division

Any device whose MAC address begins with 18:BF:B3 has a network interface built by Samsung Electronics Co., Ltd., Memory Division. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

18:BF:B3

Organization

Samsung Electronics Co., Ltd., Memory Division

Address

1, Samsungjeonja-ro Hwaseong-si Gyeonggi-do KR 18448

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.