Phyplus Microelectronics Limited

Any device whose MAC address begins with E4:98:BB has a network interface built by Phyplus Microelectronics 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

E4:98:BB

Organization

Phyplus Microelectronics Limited

Address

304 Building 1 No.608 Sheng Xia Road Shanghai CN 200000

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.