PYUNG-HWA IND.CO.,LTD

Any device whose MAC address begins with 00:22:9D has a network interface built by PYUNG-HWA IND.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

00:22:9D

Organization

PYUNG-HWA IND.CO.,LTD

Address

230-1 HWASUNG-SI KYUNGGI-DO KR 445-912

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.