MAC prefix B4:DF:43:8

Qizhi Innovation (shenzhen) Conmmunication Technology Co., Ltd

VendorQizhi Innovation (shenzhen) Conmmunication Technology Co., Ltd
Short nameQizhiInnovat
PrefixB4:DF:43:8/28
Block typeMA-M (/28, 1,048,576 addresses)
Address rangeB4:DF:43:80:00:00 – B4:DF:43:8F:FF:FF
NotationsB4:DF:43:80:00:00
B4-DF-43-80-00-00
b4df.4380.0000
B4DF43800000

Frequently asked questions

Which vendor does MAC address B4:DF:43:8 belong to?

MAC addresses starting with B4:DF:43:8 are assigned to Qizhi Innovation (shenzhen) Conmmunication Technology Co., Ltd according to the IEEE registry (prefix length 28 bits).

How many addresses does block B4:DF:43:8 contain?

The block contains 1,048,576 addresses from B4:DF:43:80:00:00 to B4:DF:43:8F:FF:FF.

Is B4:DF:43:8 a unicast or multicast address?

The least significant bit of the first byte is 0 – it is a unicast address. The U/L bit is 0, so the address is globally unique (universally administered).

How do I find the MAC address of my device?

On Linux use ip link, on Windows getmac /v or ipconfig /all, on macOS ifconfig. Note: phones and recent operating systems often use random, locally administered addresses on Wi-Fi.

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