Secure Meters (UK) Limited

Any device whose MAC address begins with B8:79:7E has a network interface built by Secure Meters (UK) 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

B8:79:7E

Organization

Secure Meters (UK) Limited

Address

Secure House Winchester Hampshire GB SO23 7RX

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.