Ultra Electronics Electrics

Any device whose MAC address begins with 18:AB:F5 has a network interface built by Ultra Electronics Electrics. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

18:AB:F5

Organization

Ultra Electronics Electrics

Address

Kingsditch Lane Cheltenham Gloucestershire GB GL51 9PG

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.