Who owns MAC prefix 0021FD?

0021FD is registered to LACROIX TRAFFIC S.A.U in the IEEE MA-L registry.

What devices use 0021FD?

Any network device with a MAC address starting 00:21:FD was manufactured by or for LACROIX TRAFFIC S.A.U.

MA-L · OUI prefix

LACROIX TRAFFIC S.A.U

Any MAC address starting 00:21:FD is registered to LACROIX TRAFFIC S.A.U in ES.

OUI prefix	0021FD
Vendor	LACROIX TRAFFIC S.A.U
Registry	MA-L (24-bit, large block)
Country	ES
Example MAC	00:21:FD:00:00:00

What this means

The IEEE assigned the MA-L block 0021FD to LACROIX TRAFFIC S.A.U. 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 00:21:FD, it is LACROIX TRAFFIC S.A.U hardware.

Look up another MAC