Who owns MAC prefix 001452?

001452 is registered to CALCULEX,INC. in the IEEE MA-L registry.

What devices use 001452?

Any network device with a MAC address starting 00:14:52 was manufactured by or for CALCULEX,INC..

MA-L · OUI prefix

CALCULEX,INC.

Any MAC address starting 00:14:52 is registered to CALCULEX,INC. in US.

OUI prefix	001452
Vendor	CALCULEX,INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:14:52:00:00:00

What this means

The IEEE assigned the MA-L block 001452 to CALCULEX,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 00:14:52, it is CALCULEX,INC. hardware.

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