What this means
The IEEE assigned the MA-M block 301F9A4 to NCM Supplies, Inc.. 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 30:1F:9A:4, it is NCM Supplies, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 301F9A4?
301F9A4 is registered to NCM Supplies, Inc. 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. NCM Supplies, Inc.'s block covers 1,048,576 addresses.
What devices use 301F9A4?
Any network device with a MAC address starting 30:1F:9A:4 was manufactured by or for NCM Supplies, Inc..