What this means
The IEEE assigned the MA-L block 0023C7 to AVSystem sp. z o. o.. 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 00:23:C7, it is AVSystem sp. z o. o. hardware.
Frequently Asked Questions
Who owns MAC prefix 0023C7?
0023C7 is registered to AVSystem sp. z o. o. 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. AVSystem sp. z o. o.'s block covers 16,777,216 addresses.
What devices use 0023C7?
Any network device with a MAC address starting 00:23:C7 was manufactured by or for AVSystem sp. z o. o..