COMPUTER GENERATION INC.

Any device whose MAC address begins with 00:80:86 has a network interface built by COMPUTER GENERATION INC.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:80:86

Organization

COMPUTER GENERATION INC.

Address

3855 PRESIDENTIAL PARKWAY ATLANTA GA US 30340

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.