8C:1F:64:E8:F JieChuang HeYi(Beijing) Technology Co., Ltd.
Every MAC address from 8C:1F:64:E8:F0:00 to 8C:1F:64:E8:FF:FF belongs to a block the IEEE assigned to JieChuang HeYi(Beijing) Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:E8:F belongs to
Written 8C:1F:64:E8:F, 8C-1F-64-E8-F or 8C1F64E8F, depending on the system. Look up a full address.
Prefix
8C:1F:64:E8:F/36
Organization
JieChuang HeYi(Beijing) Technology Co., Ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:E8:F0:00
Last address
8C:1F:64:E8:FF:FF
Address type
Globally unique, unicast
Registered address
Room 102, 1st Floor, Beijing Jizhida Scientific Research Building, No. 1 Institute, Development Road, Beijing International Information Industry Base, Huilongguan, Changping District, Beijing Beijing Beijing CN 102206
Parent block
Inside 8C:1F:64
This MA-S block is carved from the 24-bit block 8C:1F:64, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.