Hyundai ESG

Any device whose MAC address begins with 94:51:BF has a network interface built by Hyundai ESG. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

94:51:BF

Organization

Hyundai ESG

Address

Gangnam-gu Seoul KOREA, REPUBLIC OF KR 135-845

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.