What this means
The IEEE assigned the MA-L block 000205 to Hitachi Denshi, 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 00:02:05, it is Hitachi Denshi, Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 000205?
000205 is registered to Hitachi Denshi, Ltd. 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. Hitachi Denshi, Ltd.'s block covers 16,777,216 addresses.
What devices use 000205?
Any network device with a MAC address starting 00:02:05 was manufactured by or for Hitachi Denshi, Ltd..