What this means
The IEEE assigned the MA-L block 00603C to HAGIWARA SYS-COM 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 00:60:3C, it is HAGIWARA SYS-COM CO., LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 00603C?
00603C is registered to HAGIWARA SYS-COM 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. HAGIWARA SYS-COM CO., LTD.'s block covers 16,777,216 addresses.
What devices use 00603C?
Any network device with a MAC address starting 00:60:3C was manufactured by or for HAGIWARA SYS-COM CO., LTD..