Who owns MAC prefix ECFC55?

ECFC55 is registered to A. Eberle GmbH & Co. KG in the IEEE MA-L registry.

What devices use ECFC55?

Any network device with a MAC address starting EC:FC:55 was manufactured by or for A. Eberle GmbH & Co. KG.

MA-L · OUI prefix

A. Eberle GmbH & Co. KG

Any MAC address starting EC:FC:55 is registered to A. Eberle GmbH & Co. KG in DE.

OUI prefix	ECFC55
Vendor	A. Eberle GmbH & Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	EC:FC:55:00:00:00

What this means

The IEEE assigned the MA-L block ECFC55 to A. Eberle GmbH & Co. KG. 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 EC:FC:55, it is A. Eberle GmbH & Co. KG hardware.

Look up another MAC