What this means
The IEEE assigned the MA-L block 002633 to MIR - Medical International Research. 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 00:26:33, it is MIR - Medical International Research hardware.
Frequently Asked Questions
Who owns MAC prefix 002633?
002633 is registered to MIR - Medical International Research 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. MIR - Medical International Research's block covers 16,777,216 addresses.
What devices use 002633?
Any network device with a MAC address starting 00:26:33 was manufactured by or for MIR - Medical International Research.