What this means
The IEEE assigned the MA-L block 000D53 to Beijing 5w Communication Corp.. 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 00:0D:53, it is Beijing 5w Communication Corp. hardware.
Frequently Asked Questions
Who owns MAC prefix 000D53?
000D53 is registered to Beijing 5w Communication Corp. 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. Beijing 5w Communication Corp.'s block covers 16,777,216 addresses.
What devices use 000D53?
Any network device with a MAC address starting 00:0D:53 was manufactured by or for Beijing 5w Communication Corp..