B4:4D:43:C SHENZHEN KOSKY TECHNOLOGY CO.,LTD.
Every MAC address from B4:4D:43:C0:00:00 to B4:4D:43:CF:FF:FF belongs to a block the IEEE assigned to SHENZHEN KOSKY TECHNOLOGY CO.,LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:4D:43:C belongs to
Written B4:4D:43:C, B4-4D-43-C or B44D43C, depending on the system. Look up a full address.
Prefix
B4:4D:43:C/28
Organization
SHENZHEN KOSKY TECHNOLOGY CO.,LTD.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
B4:4D:43:C0:00:00
Last address
B4:4D:43:CF:FF:FF
Address type
Globally unique, unicast
Registered address
5th Floor, Building A, Wanhe Technology Building, Fenghuang Street , Guangming District Shenzhen Guangdong CN 518107
Parent block
Inside B4:4D:43
This MA-M block is carved from the 24-bit block B4:4D:43, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.