What this means
The IEEE assigned the MA-L block 68B43A to WaterFurnace International, 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 68:B4:3A, it is WaterFurnace International, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 68B43A?
68B43A is registered to WaterFurnace International, 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. WaterFurnace International, Inc.'s block covers 16,777,216 addresses.
What devices use 68B43A?
Any network device with a MAC address starting 68:B4:3A was manufactured by or for WaterFurnace International, Inc..