What this means
The IEEE assigned the MA-L block 00C020 to ARCO ELECTRONIC, CONTROL 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:C0:20, it is ARCO ELECTRONIC, CONTROL LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 00C020?
00C020 is registered to ARCO ELECTRONIC, CONTROL 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. ARCO ELECTRONIC, CONTROL LTD.'s block covers 16,777,216 addresses.
What devices use 00C020?
Any network device with a MAC address starting 00:C0:20 was manufactured by or for ARCO ELECTRONIC, CONTROL LTD..