What this means
The IEEE assigned the MA-L block 001665 to Cellon France. 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 00:16:65, it is Cellon France hardware.
Frequently Asked Questions
Who owns MAC prefix 001665?
001665 is registered to Cellon France 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. Cellon France's block covers 16,777,216 addresses.
What devices use 001665?
Any network device with a MAC address starting 00:16:65 was manufactured by or for Cellon France.