What this means
The IEEE assigned the MA-L block 4087E5 to Wu Qi Technologies,Inc.. 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 40:87:E5, it is Wu Qi Technologies,Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 4087E5?
4087E5 is registered to Wu Qi Technologies,Inc. 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. Wu Qi Technologies,Inc.'s block covers 16,777,216 addresses.
What devices use 4087E5?
Any network device with a MAC address starting 40:87:E5 was manufactured by or for Wu Qi Technologies,Inc..