What this means
The IEEE assigned the MA-L block 000504 to Naray Information & Communication Enterprise. 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 00:05:04, it is Naray Information & Communication Enterprise hardware.
Frequently Asked Questions
Who owns MAC prefix 000504?
000504 is registered to Naray Information & Communication Enterprise 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. Naray Information & Communication Enterprise's block covers 16,777,216 addresses.
What devices use 000504?
Any network device with a MAC address starting 00:05:04 was manufactured by or for Naray Information & Communication Enterprise.