Square Route Co., Ltd.

Any device whose MAC address begins with 34:92:C2 has a network interface built by Square Route Co., Ltd.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

34:92:C2

Organization

Square Route Co., Ltd.

Address

Area-Shinagawa 13F, 1-9-36, Konan, Minato-ku Tokyo Tokyo JP 108-0075

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.