B4:AB:F3:4 Shenyang Tianwei Technology Co., Ltd
Every MAC address from B4:AB:F3:40:00:00 to B4:AB:F3:4F:FF:FF belongs to a block the IEEE assigned to Shenyang Tianwei Technology Co., Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who B4:AB:F3:4 belongs to
Written B4:AB:F3:4, B4-AB-F3-4 or B4ABF34, depending on the system. Look up a full address.
Prefix
B4:AB:F3:4/28
Organization
Shenyang Tianwei Technology Co., Ltd
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
B4:AB:F3:40:00:00
Last address
B4:AB:F3:4F:FF:FF
Address type
Globally unique, unicast
Registered address
666-1 Nanjing South Street Hunnan District Shenyang City Liaoning Province CN 110000
Parent block
Inside B4:AB:F3
This MA-M block is carved from the 24-bit block B4:AB:F3, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.