MAC prefix A4:3F:51

Shenzhen Benew Technology Co.,Ltd.

VendorShenzhen Benew Technology Co.,Ltd.
Short nameBenewTechnol
PrefixA4:3F:51/24
Block typeMA-L (/24, 16,777,216 addresses)
Address rangeA4:3F:51:00:00:00 – A4:3F:51:FF:FF:FF
NotationsA4:3F:51:00:00:00
A4-3F-51-00-00-00
a43f.5100.0000
A43F51000000

Frequently asked questions

Which vendor does MAC address A4:3F:51 belong to?

MAC addresses starting with A4:3F:51 are assigned to Shenzhen Benew Technology Co.,Ltd. according to the IEEE registry (prefix length 24 bits).

How many addresses does block A4:3F:51 contain?

The block contains 16,777,216 addresses from A4:3F:51:00:00:00 to A4:3F:51:FF:FF:FF.

Is A4:3F:51 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.

Nearby entries