PLANEX COMMUNICATIONS INC.

Any device whose MAC address begins with E0:9D:B8 has a network interface built by PLANEX COMMUNICATIONS 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

E0:9D:B8

Organization

PLANEX COMMUNICATIONS INC.

Address

Planex Volta Bldg., 2-11-9 Ebisu-Nishi,Shibuya-ku, 00000 US 1500021

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.