Who owns MAC prefix 0013CB?

0013CB is registered to Zenitel Norway AS in the IEEE MA-L registry.

What devices use 0013CB?

Any network device with a MAC address starting 00:13:CB was manufactured by or for Zenitel Norway AS.

MA-L · OUI prefix

Zenitel Norway AS

Any MAC address starting 00:13:CB is registered to Zenitel Norway AS in NO.

OUI prefix	0013CB
Vendor	Zenitel Norway AS
Registry	MA-L (24-bit, large block)
Country	NO
Example MAC	00:13:CB:00:00:00

What this means

The IEEE assigned the MA-L block 0013CB to Zenitel Norway AS. 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 00:13:CB, it is Zenitel Norway AS hardware.

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