B4:4B:D6:4 Shenzhen Hi-Net Technology Co., Ltd.
Every MAC address from B4:4B:D6:40:00:00 to B4:4B:D6:4F:FF:FF belongs to a block the IEEE assigned to Shenzhen Hi-Net Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:4B:D6:4 belongs to
Written B4:4B:D6:4, B4-4B-D6-4 or B44BD64, depending on the system. Look up a full address.
Prefix
B4:4B:D6:4/28
Organization
Shenzhen Hi-Net Technology Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
B4:4B:D6:40:00:00
Last address
B4:4B:D6:4F:FF:FF
Address type
Globally unique, unicast
Registered address
3F, 4Building, Anda Industrial Zone, Chongqing Road, Fuyong Town, Baoan District ShenZhen GuangDong CN 518103
Parent block
Inside B4:4B:D6
This MA-M block is carved from the 24-bit block B4:4B:D6, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.