Who owns MAC prefix 001872?

001872 is registered to Expertise Engineering in the IEEE MA-L registry.

What devices use 001872?

Any network device with a MAC address starting 00:18:72 was manufactured by or for Expertise Engineering.

MA-L · OUI prefix

Expertise Engineering

Any MAC address starting 00:18:72 is registered to Expertise Engineering in US.

OUI prefix	001872
Vendor	Expertise Engineering
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:18:72:00:00:00

What this means

The IEEE assigned the MA-L block 001872 to Expertise Engineering. 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 00:18:72, it is Expertise Engineering hardware.

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