What this means
The IEEE assigned the MA-M block 38F7CD0 to Polska Fabryka Wodomierzy i Ciep?omierzy FILA. 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 38:F7:CD:0, it is Polska Fabryka Wodomierzy i Ciep?omierzy FILA hardware.
Frequently Asked Questions
Who owns MAC prefix 38F7CD0?
38F7CD0 is registered to Polska Fabryka Wodomierzy i Ciep?omierzy FILA in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Polska Fabryka Wodomierzy i Ciep?omierzy FILA's block covers 1,048,576 addresses.
What devices use 38F7CD0?
Any network device with a MAC address starting 38:F7:CD:0 was manufactured by or for Polska Fabryka Wodomierzy i Ciep?omierzy FILA.