Working Set Software Solutions - MAC Prefix 8C1F64AD3 (MA-S)

What this means

The IEEE assigned the MA-S block 8C1F64AD3 to Working Set Software Solutions. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 8C:1F:64:AD:3, it is Working Set Software Solutions hardware.

Frequently Asked Questions

Who owns MAC prefix 8C1F64AD3?

8C1F64AD3 is registered to Working Set Software Solutions in the IEEE MA-S registry.

What does the MA-S registry type mean?

An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. Working Set Software Solutions's block covers 4,096 addresses.

What devices use 8C1F64AD3?

Any network device with a MAC address starting 8C:1F:64:AD:3 was manufactured by or for Working Set Software Solutions.

OUI prefix	8C1F64AD3
Vendor	Working Set Software Solutions
Registry	MA-S (36-bit, small block)
Block size	4,096 addresses
Country	US
Other blocks by this vendor	1 total
Example MAC	8C:1F:64:AD:3:00:00:00