Who owns MAC prefix 000563?

000563 is registered to J-Works, Inc. in the IEEE MA-L registry.

What devices use 000563?

Any network device with a MAC address starting 00:05:63 was manufactured by or for J-Works, Inc..

MA-L · OUI prefix

J-Works, Inc.

Any MAC address starting 00:05:63 is registered to J-Works, Inc. in US.

OUI prefix	000563
Vendor	J-Works, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:05:63:00:00:00

What this means

The IEEE assigned the MA-L block 000563 to J-Works, Inc.. 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 00:05:63, it is J-Works, Inc. hardware.

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