Who owns MAC prefix 00B033?

00B033 is registered to OAO "Izhevskiy radiozavod" in the IEEE MA-L registry.

What devices use 00B033?

Any network device with a MAC address starting 00:B0:33 was manufactured by or for OAO "Izhevskiy radiozavod".

MA-L · OUI prefix

OAO "Izhevskiy radiozavod"

Any MAC address starting 00:B0:33 is registered to OAO "Izhevskiy radiozavod" in RU.

OUI prefix	00B033
Vendor	OAO "Izhevskiy radiozavod"
Registry	MA-L (24-bit, large block)
Country	RU
Example MAC	00:B0:33:00:00:00

What this means

The IEEE assigned the MA-L block 00B033 to OAO "Izhevskiy radiozavod". 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:B0:33, it is OAO "Izhevskiy radiozavod" hardware.

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