CHENG UEI PRECISION INDUSTRY CO.,LTD.

Any device whose MAC address begins with E0:F5:CA has a network interface built by CHENG UEI PRECISION INDUSTRY CO.,LTD.. 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:F5:CA

Organization

CHENG UEI PRECISION INDUSTRY CO.,LTD.

Address

No. 18, ZhongShan Rd., TuCheng Dist., New Taipei City Taiwan TW 23680

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.