Who owns MAC prefix 00163B?

00163B is registered to Communications & Power Industries in the IEEE MA-L registry.

What devices use 00163B?

Any network device with a MAC address starting 00:16:3B was manufactured by or for Communications & Power Industries.

MA-L · OUI prefix

Communications & Power Industries

Any MAC address starting 00:16:3B is registered to Communications & Power Industries in US.

OUI prefix	00163B
Vendor	Communications & Power Industries
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:16:3B:00:00:00

What this means

The IEEE assigned the MA-L block 00163B to Communications & Power Industries. 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 00:16:3B, it is Communications & Power Industries hardware.

Other Communications & Power Industries prefixes

Communications & Power Industries holds 2 registered blocks in total.

000B4E

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