SiFly Aviation, Inc

Any device whose MAC address begins with D4:0C:9D has a network interface built by SiFly Aviation, 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

D4:0C:9D

Organization

SiFly Aviation, Inc

Address

3350 Scott Blvd Building 39-01 Santa Clara CA US 95054

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.