COMSTAT DATACOMM CORPORATION

Any device whose MAC address begins with 00:C0:B3 has a network interface built by COMSTAT DATACOMM CORPORATION. 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:C0:B3

Organization

COMSTAT DATACOMM CORPORATION

Address

1720 SPECTRUM DRIVE LAWRENCEVILLE GA US 30243

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.