Who owns MAC prefix CCC261B?

CCC261B is registered to Winterthur Gas & Diesel Ltd. in the IEEE MA-M registry.

What devices use CCC261B?

Any network device with a MAC address starting CC:C2:61:B was manufactured by or for Winterthur Gas & Diesel Ltd..

MA-M · OUI prefix

Winterthur Gas & Diesel Ltd.

Any MAC address starting CC:C2:61:B is registered to Winterthur Gas & Diesel Ltd. in CH.

OUI prefix	CCC261B
Vendor	Winterthur Gas & Diesel Ltd.
Registry	MA-M (28-bit, medium block)
Country	CH
Example MAC	CC:C2:61:B:00:00:00

What this means

The IEEE assigned the MA-M block CCC261B to Winterthur Gas & Diesel Ltd.. 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 CC:C2:61:B, it is Winterthur Gas & Diesel Ltd. hardware.

Look up another MAC