78:D8:00:C Shenzhen Chenzhuo Technology Co., Ltd.
Every MAC address from 78:D8:00:C0:00:00 to 78:D8:00:CF:FF:FF belongs to a block the IEEE assigned to Shenzhen Chenzhuo Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 78:D8:00:C belongs to
Written 78:D8:00:C, 78-D8-00-C or 78D800C, depending on the system. Look up a full address.
Prefix
78:D8:00:C/28
Organization
Shenzhen Chenzhuo Technology Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
78:D8:00:C0:00:00
Last address
78:D8:00:CF:FF:FF
Address type
Globally unique, unicast
Registered address
301,3/F,Longtangge,1183 Liuxian Avenue,Nanshan Shenzhen Guangdong CN 518055
Parent block
Inside 78:D8:00
This MA-M block is carved from the 24-bit block 78:D8:00, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.