Who owns MAC prefix F0D657?

F0D657 is registered to ECHOSENS in the IEEE MA-L registry.

What devices use F0D657?

Any network device with a MAC address starting F0:D6:57 was manufactured by or for ECHOSENS.

MA-L · OUI prefix

ECHOSENS

Any MAC address starting F0:D6:57 is registered to ECHOSENS in FR.

OUI prefix	F0D657
Vendor	ECHOSENS
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	F0:D6:57:00:00:00

What this means

The IEEE assigned the MA-L block F0D657 to ECHOSENS. 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 F0:D6:57, it is ECHOSENS hardware.

Look up another MAC