What this means
The IEEE assigned the MA-L block 005051 to IWATSU ELECTRIC CO., 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 00:50:51, it is IWATSU ELECTRIC CO., LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 005051?
005051 is registered to IWATSU ELECTRIC CO., 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. IWATSU ELECTRIC CO., LTD.'s block covers 16,777,216 addresses.
What devices use 005051?
Any network device with a MAC address starting 00:50:51 was manufactured by or for IWATSU ELECTRIC CO., LTD..