Siliconware Precision Industries Co., Ltd.

Any device whose MAC address begins with 18:16:E8 has a network interface built by Siliconware Precision Industries 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

18:16:E8

Organization

Siliconware Precision Industries Co., Ltd.

Address

No. 123, Sec.3, Da Fong Rd, Tantzu, Taichung TW 427

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.