MAC prefix 9C:64:A1

Silicon Laboratories

VendorSilicon Laboratories
Short nameSiliconLabor
Prefix9C:64:A1/24
Block typeMA-L (/24, 16,777,216 addresses)
Address range9C:64:A1:00:00:00 – 9C:64:A1:FF:FF:FF
Notations9C:64:A1:00:00:00
9C-64-A1-00-00-00
9c64.a100.0000
9C64A1000000

Frequently asked questions

Which vendor does MAC address 9C:64:A1 belong to?

MAC addresses starting with 9C:64:A1 are assigned to Silicon Laboratories according to the IEEE registry (prefix length 24 bits).

How many addresses does block 9C:64:A1 contain?

The block contains 16,777,216 addresses from 9C:64:A1:00:00:00 to 9C:64:A1:FF:FF:FF.

Is 9C:64:A1 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.

Nearby entries