infomark

Any device whose MAC address begins with 88:40:67 has a network interface built by infomark. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

88:40:67

Organization

infomark

Address

3F. Humaxvillage, 216 Hwangsaeul-ro Seongnam-si KR 13595

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.