eWBM Co., Ltd.

Any device whose MAC address begins with 50:F8:A5 has a network interface built by eWBM 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

50:F8:A5

Organization

eWBM Co., Ltd.

Address

14F, 9, Teheran-ro 20-gil Gangnam-gu, Seoul KR 06236

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.