Sunrise Technologies

Any device whose MAC address begins with C8:84:39 has a network interface built by Sunrise Technologies. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

C8:84:39

Organization

Sunrise Technologies

Address

54 Commercial Street Raynham MA US 02767

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.