What this means
The IEEE assigned the MA-L block 002090 to ADVANCED COMPRESSION TECHNOLOGY, INC.. 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 00:20:90, it is ADVANCED COMPRESSION TECHNOLOGY, INC. hardware.
Frequently Asked Questions
Who owns MAC prefix 002090?
002090 is registered to ADVANCED COMPRESSION TECHNOLOGY, INC. 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. ADVANCED COMPRESSION TECHNOLOGY, INC.'s block covers 16,777,216 addresses.
What devices use 002090?
Any network device with a MAC address starting 00:20:90 was manufactured by or for ADVANCED COMPRESSION TECHNOLOGY, INC..