Petite-En

Any device whose MAC address begins with 20:2A:C5 has a network interface built by Petite-En. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

20:2A:C5

Organization

Petite-En

Address

1, Gwanak-ro, Gwanak-gu Seoul KR 08826

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.