Who owns MAC prefix 001D52?

001D52 is registered to Defzone B.V. in the IEEE MA-L registry.

What devices use 001D52?

Any network device with a MAC address starting 00:1D:52 was manufactured by or for Defzone B.V..

MA-L · OUI prefix

Defzone B.V.

Any MAC address starting 00:1D:52 is registered to Defzone B.V. in RW.

OUI prefix	001D52
Vendor	Defzone B.V.
Registry	MA-L (24-bit, large block)
Country	RW
Example MAC	00:1D:52:00:00:00

What this means

The IEEE assigned the MA-L block 001D52 to Defzone B.V.. 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 00:1D:52, it is Defzone B.V. hardware.

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