AC:81:12 Gemtek Technology Co., Ltd.
Every MAC address from AC:81:12:00:00:00 to AC:81:12:FF:FF:FF belongs to a block the IEEE assigned to Gemtek Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who AC:81:12 belongs to
Written AC:81:12, AC-81-12 or AC8112, depending on the system. Look up a full address.
Prefix
AC:81:12
Organization
Gemtek Technology Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
AC:81:12:00:00:00
Last address
AC:81:12:FF:FF:FF
Address type
Globally unique, unicast
Registered address
No. 1 Jen Ai Road Hsinchu Industrial Park Hukou, Hsinchu 30352 TAIWAN, REPUBLIC OF CHINA Hsinchu TAIWAN TW 30352