Who owns MAC prefix 0059AC?

0059AC is registered to KPN. B.V. in the IEEE MA-L registry.

What devices use 0059AC?

Any network device with a MAC address starting 00:59:AC was manufactured by or for KPN. B.V..

MA-L · OUI prefix

KPN. B.V.

Any MAC address starting 00:59:AC is registered to KPN. B.V. in CK.

OUI prefix	0059AC
Vendor	KPN. B.V.
Registry	MA-L (24-bit, large block)
Country	CK
Example MAC	00:59:AC:00:00:00

What this means

The IEEE assigned the MA-L block 0059AC to KPN. 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 00:59:AC, it is KPN. B.V. hardware.

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