What this means
The IEEE assigned the MA-M block 90A9F7E to The Engineerix Group. 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 90:A9:F7:E, it is The Engineerix Group hardware.
Frequently Asked Questions
Who owns MAC prefix 90A9F7E?
90A9F7E is registered to The Engineerix Group 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. The Engineerix Group's block covers 1,048,576 addresses.
What devices use 90A9F7E?
Any network device with a MAC address starting 90:A9:F7:E was manufactured by or for The Engineerix Group.