Alpha Networks Inc.

Any device whose MAC address begins with 48:8C:78 has a network interface built by Alpha Networks 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

48:8C:78

Organization

Alpha Networks Inc.

Address

No. 8, Li-Hsin 7th Rd., Hsinchu Science Park, Hsinchu Taiwan TW 300094

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.