Who owns MAC prefix 009C57?

009C57 is registered to Hextronics in the IEEE MA-L registry.

What devices use 009C57?

Any network device with a MAC address starting 00:9C:57 was manufactured by or for Hextronics.

MA-L · OUI prefix

Hextronics

Any MAC address starting 00:9C:57 is registered to Hextronics in US.

OUI prefix	009C57
Vendor	Hextronics
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:9C:57:00:00:00

What this means

The IEEE assigned the MA-L block 009C57 to Hextronics. 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 00:9C:57, it is Hextronics hardware.

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