58:23:BC:2 Great Wall Power Supply Technology Co., Ltd.
Every MAC address from 58:23:BC:20:00:00 to 58:23:BC:2F:FF:FF belongs to a block the IEEE assigned to Great Wall Power Supply Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 58:23:BC:2 belongs to
Written 58:23:BC:2, 58-23-BC-2 or 5823BC2, depending on the system. Look up a full address.
Prefix
58:23:BC:2/28
Organization
Great Wall Power Supply Technology Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
58:23:BC:20:00:00
Last address
58:23:BC:2F:FF:FF
Address type
Globally unique, unicast
Registered address
Gangyuan North Road,Zhongbei Hi-tech Industries Development Zone Taiyuan shanxi CN 030000
Parent block
Inside 58:23:BC
This MA-M block is carved from the 24-bit block 58:23:BC, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.