What this means
The IEEE assigned the MA-M block 4C93A64 to 4TheWall - 4D Sistem A.S. 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 4C:93:A6:4, it is 4TheWall - 4D Sistem A.S hardware.
Frequently Asked Questions
Who owns MAC prefix 4C93A64?
4C93A64 is registered to 4TheWall - 4D Sistem A.S in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. 4TheWall - 4D Sistem A.S's block covers 1,048,576 addresses.
What devices use 4C93A64?
Any network device with a MAC address starting 4C:93:A6:4 was manufactured by or for 4TheWall - 4D Sistem A.S.