MAC prefix 24:1F:3A

Silicon Laboratories

VendorSilicon Laboratories
Short nameSiliconLabor
Prefix24:1F:3A/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range24:1F:3A:00:00:00 – 24:1F:3A:FF:FF:FF
Notations24:1F:3A:00:00:00
24-1F-3A-00-00-00
241f.3a00.0000
241F3A000000

Frequently asked questions

Which vendor does MAC address 24:1F:3A belong to?

MAC addresses starting with 24:1F:3A are assigned to Silicon Laboratories according to the IEEE registry (prefix length 24 bits).

How many addresses does block 24:1F:3A contain?

The block contains 16,777,216 addresses from 24:1F:3A:00:00:00 to 24:1F:3A:FF:FF:FF.

Is 24:1F:3A 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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