C-BEL Corporation

Any device whose MAC address begins with 00:1D:DB has a network interface built by C-BEL Corporation. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:1D:DB

Organization

C-BEL Corporation

Address

Futabacho 35-12 Itabashi-ku Tokyo JP 173-0011

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.