Delta Networks, Inc.

Any device whose MAC address begins with 6C:B9:C5 has a network interface built by Delta Networks, 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

6C:B9:C5

Organization

Delta Networks, Inc.

Address

256 Yang Guang Street, Neihu Taipei Taiwan TW 11491

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.