What this means
The IEEE assigned the MA-L block 388EE7 to Fanhattan LLC. 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 38:8E:E7, it is Fanhattan LLC hardware.
Frequently Asked Questions
Who owns MAC prefix 388EE7?
388EE7 is registered to Fanhattan LLC 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. Fanhattan LLC's block covers 16,777,216 addresses.
What devices use 388EE7?
Any network device with a MAC address starting 38:8E:E7 was manufactured by or for Fanhattan LLC.