What this means
The IEEE assigned the MA-M block 28F537C to Matricx Singapore Pte Ltd. 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 28:F5:37:C, it is Matricx Singapore Pte Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 28F537C?
28F537C is registered to Matricx Singapore Pte Ltd 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. Matricx Singapore Pte Ltd's block covers 1,048,576 addresses.
What devices use 28F537C?
Any network device with a MAC address starting 28:F5:37:C was manufactured by or for Matricx Singapore Pte Ltd.