What this means
The IEEE assigned the MA-M block 986D359 to Advanced Diagnostics 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 98:6D:35:9, it is Advanced Diagnostics LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 986D359?
986D359 is registered to Advanced Diagnostics 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. Advanced Diagnostics LTD's block covers 1,048,576 addresses.
What devices use 986D359?
Any network device with a MAC address starting 98:6D:35:9 was manufactured by or for Advanced Diagnostics LTD.