ROLI Ltd.

Any device whose MAC address begins with 48:B6:20 has a network interface built by ROLI 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

48:B6:20

Organization

ROLI Ltd.

Address

2 Glebe Road London GB E8 4BD

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.