AX Technologies

Any device whose MAC address begins with DC:71:DD has a network interface built by AX 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

DC:71:DD

Organization

AX Technologies

Address

1400 Broadway, 18th Floor New York City NY US 10018

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.