JC HYUN Systems, Inc.

Any device whose MAC address begins with 00:02:E4 has a network interface built by JC HYUN Systems, Inc.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:02:E4

Organization

JC HYUN Systems, Inc.

Address

Shinbong Bldg, 736-6, Seoul KR (135-080)

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.