HBrain

Any device whose MAC address begins with 00:09:CB has a network interface built by HBrain. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:09:CB

Organization

HBrain

Address

#705 Kwanglim Bldg 179 KumiDong Seongnam GyeonggiDo KR 463-810

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.