What this means
The IEEE assigned the MA-L block 0025AD to Manufacturing Resources International. 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 00:25:AD, it is Manufacturing Resources International hardware.
Frequently Asked Questions
Who owns MAC prefix 0025AD?
0025AD is registered to Manufacturing Resources International in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Manufacturing Resources International's block covers 16,777,216 addresses.
What devices use 0025AD?
Any network device with a MAC address starting 00:25:AD was manufactured by or for Manufacturing Resources International.