Futecho Solutions Private Limited

Any device whose MAC address begins with B4:28:75 has a network interface built by Futecho Solutions Private 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

B4:28:75

Organization

Futecho Solutions Private Limited

Address

504, Commercial Complex, Savitri Cinema Compound, GK2 New Delhi IN 110048

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.