What this means
The IEEE assigned the MA-M block D461373 to APPOTRONICS CO., 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 D4:61:37:3, it is APPOTRONICS CO., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix D461373?
D461373 is registered to APPOTRONICS CO., 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. APPOTRONICS CO., LTD's block covers 1,048,576 addresses.
What devices use D461373?
Any network device with a MAC address starting D4:61:37:3 was manufactured by or for APPOTRONICS CO., LTD.