What this means
The IEEE assigned the MA-L block 008040 to JOHN FLUKE MANUFACTURING CO.. 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 00:80:40, it is JOHN FLUKE MANUFACTURING CO. hardware.
Frequently Asked Questions
Who owns MAC prefix 008040?
008040 is registered to JOHN FLUKE MANUFACTURING CO. 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. JOHN FLUKE MANUFACTURING CO.'s block covers 16,777,216 addresses.
What devices use 008040?
Any network device with a MAC address starting 00:80:40 was manufactured by or for JOHN FLUKE MANUFACTURING CO..