What this means
The IEEE assigned the MA-L block 84FE9E to RTC Industries, 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 84:FE:9E, it is RTC Industries, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 84FE9E?
84FE9E is registered to RTC Industries, 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. RTC Industries, Inc.'s block covers 16,777,216 addresses.
What devices use 84FE9E?
Any network device with a MAC address starting 84:FE:9E was manufactured by or for RTC Industries, Inc..