MAC prefix 00:50:B3

Voiceboard Corporation

VendorVoiceboard Corporation
Short nameVoiceboard
Prefix00:50:B3/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range00:50:B3:00:00:00 – 00:50:B3:FF:FF:FF
Notations00:50:B3:00:00:00
00-50-B3-00-00-00
0050.b300.0000
0050B3000000

Frequently asked questions

Which vendor does MAC address 00:50:B3 belong to?

MAC addresses starting with 00:50:B3 are assigned to Voiceboard Corporation according to the IEEE registry (prefix length 24 bits).

How many addresses does block 00:50:B3 contain?

The block contains 16,777,216 addresses from 00:50:B3:00:00:00 to 00:50:B3:FF:FF:FF.

Is 00:50:B3 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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