MAC prefix 20:B3:7F:7

Luxedo

VendorLuxedo
Prefix20:B3:7F:7/28
Block typeMA-M (/28, 1,048,576 addresses)
Address range20:B3:7F:70:00:00 – 20:B3:7F:7F:FF:FF
Notations20:B3:7F:70:00:00
20-B3-7F-70-00-00
20b3.7f70.0000
20B37F700000

Frequently asked questions

Which vendor does MAC address 20:B3:7F:7 belong to?

MAC addresses starting with 20:B3:7F:7 are assigned to Luxedo according to the IEEE registry (prefix length 28 bits).

How many addresses does block 20:B3:7F:7 contain?

The block contains 1,048,576 addresses from 20:B3:7F:70:00:00 to 20:B3:7F:7F:FF:FF.

Is 20:B3:7F:7 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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