NakaoLab, The University of Tokyo

Any device whose MAC address begins with EC:2C:49 has a network interface built by NakaoLab, The University of Tokyo. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

EC:2C:49

Organization

NakaoLab, The University of Tokyo

Address

Engineering Building 3, Room 445, 7-3-1 Hongo Tokyo Bunkyoku JP 113-0033

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.