Who owns MAC prefix 189BA52?

189BA52 is registered to Airprotec in the IEEE MA-M registry.

What devices use 189BA52?

Any network device with a MAC address starting 18:9B:A5:2 was manufactured by or for Airprotec.

MA-M · OUI prefix

Airprotec

Any MAC address starting 18:9B:A5:2 is registered to Airprotec in BE.

OUI prefix	189BA52
Vendor	Airprotec
Registry	MA-M (28-bit, medium block)
Country	BE
Example MAC	18:9B:A5:2:00:00:00

What this means

The IEEE assigned the MA-M block 189BA52 to Airprotec. 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 18:9B:A5:2, it is Airprotec hardware.

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