MAC prefix BC:33:AC

Silicon Laboratories

VendorSilicon Laboratories
Short nameSiliconLabor
PrefixBC:33:AC/24
Block typeMA-L (/24, 16,777,216 addresses)
Address rangeBC:33:AC:00:00:00 – BC:33:AC:FF:FF:FF
NotationsBC:33:AC:00:00:00
BC-33-AC-00-00-00
bc33.ac00.0000
BC33AC000000

Frequently asked questions

Which vendor does MAC address BC:33:AC belong to?

MAC addresses starting with BC:33:AC are assigned to Silicon Laboratories according to the IEEE registry (prefix length 24 bits).

How many addresses does block BC:33:AC contain?

The block contains 16,777,216 addresses from BC:33:AC:00:00:00 to BC:33:AC:FF:FF:FF.

Is BC:33:AC 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.

Which other MAC prefixes does Silicon Laboratories have?

Silicon Laboratories holds 162 registered prefixes in total – the full list is on the vendor page.

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