VOGTEC(H.K.) Co., Ltd

Any device whose MAC address begins with 4C:3B:74 has a network interface built by VOGTEC(H.K.) Co., Ltd. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

4C:3B:74

Organization

VOGTEC(H.K.) Co., Ltd

Address

Flat 01, 2/F, On Ning Building, Hong Kong CN 999077

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.