What this means
The IEEE assigned the MA-L block 186571 to Top Victory Electronics (Taiwan) 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 18:65:71, it is Top Victory Electronics (Taiwan) Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 186571?
186571 is registered to Top Victory Electronics (Taiwan) 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. Top Victory Electronics (Taiwan) Co., Ltd.'s block covers 16,777,216 addresses.
What devices use 186571?
Any network device with a MAC address starting 18:65:71 was manufactured by or for Top Victory Electronics (Taiwan) Co., Ltd..