Who owns MAC prefix 147EA1?

147EA1 is registered to Britania Eletrônicos S.A. in the IEEE MA-L registry.

What devices use 147EA1?

Any network device with a MAC address starting 14:7E:A1 was manufactured by or for Britania Eletrônicos S.A..

MA-L · OUI prefix

Britania Eletrônicos S.A.

Any MAC address starting 14:7E:A1 is registered to Britania Eletrônicos S.A. in BR.

OUI prefix	147EA1
Vendor	Britania Eletrônicos S.A.
Registry	MA-L (24-bit, large block)
Country	BR
Example MAC	14:7E:A1:00:00:00

What this means

The IEEE assigned the MA-L block 147EA1 to Britania Eletrônicos S.A.. 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 14:7E:A1, it is Britania Eletrônicos S.A. hardware.

Look up another MAC