Kaco Solar Korea

Any device whose MAC address begins with 00:21:48 has a network interface built by Kaco Solar Korea. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:21:48

Organization

Kaco Solar Korea

Address

Chung-won-ku Sang-dea-won-dong 333-1 Songnam Kyung-kido KR 462-806

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.