CHANG YOW TECHNOLOGIES INTERNATIONAL CO.,LTD.

Any device whose MAC address begins with E8:5D:86 has a network interface built by CHANG YOW TECHNOLOGIES INTERNATIONAL 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

E8:5D:86

Organization

CHANG YOW TECHNOLOGIES INTERNATIONAL CO.,LTD.

Address

No 88 Shuren 6th St Wufong District Taichung TW 413

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.