CIS Crypto

Any device whose MAC address begins with 94:D0:75 has a network interface built by CIS Crypto. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

94:D0:75

Organization

CIS Crypto

Address

Nauchnyy proezd 6 Moscow RU 117246

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.