MofiNetwork Inc

Any device whose MAC address begins with E4:3A:65 has a network interface built by MofiNetwork Inc. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

E4:3A:65

Organization

MofiNetwork Inc

Address

11 Boynton Cir Markham Ontario CA L6C 1A8

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.