B0:1F:81:5 SHENZHEN GRID TECHNOLOGY CO.,LTD
Every MAC address from B0:1F:81:50:00:00 to B0:1F:81:5F:FF:FF belongs to a block the IEEE assigned to SHENZHEN GRID TECHNOLOGY CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B0:1F:81:5 belongs to
Written B0:1F:81:5, B0-1F-81-5 or B01F815, depending on the system. Look up a full address.
Prefix
B0:1F:81:5/28
Organization
SHENZHEN GRID TECHNOLOGY CO.,LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
B0:1F:81:50:00:00
Last address
B0:1F:81:5F:FF:FF
Address type
Globally unique, unicast
Registered address
6thfloor,jinda Technology Center,No.8 of kefeng Road ,Science and Technology Park,NanshanDist,Shenzhen shenzhen guangdong CN 518054
Parent block
Inside B0:1F:81
This MA-M block is carved from the 24-bit block B0:1F:81, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.