What this means
The IEEE assigned the MA-L block 000564 to Tsinghua Bitway 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 00:05:64, it is Tsinghua Bitway Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 000564?
000564 is registered to Tsinghua Bitway 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. Tsinghua Bitway Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 000564?
Any network device with a MAC address starting 00:05:64 was manufactured by or for Tsinghua Bitway Co., Ltd..