CASTEL Broadband Limited

Any device whose MAC address begins with 00:0B:FE has a network interface built by CASTEL Broadband Limited. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

00:0B:FE

Organization

CASTEL Broadband Limited

Address

9/F., Sui Ying Industrial Building., Tokwawan Kowloon HK 150

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.