Who owns MAC prefix 083C03B?

083C03B is registered to Private in the IEEE MA-M registry.

What devices use 083C03B?

Any network device with a MAC address starting 08:3C:03:B was manufactured by or for Private.

MA-M · OUI prefix

Private

Any MAC address starting 08:3C:03:B is registered to Private.

OUI prefix	083C03B
Vendor	Private
Registry	MA-M (28-bit, medium block)
Example MAC	08:3C:03:B:00:00:00

What this means

The IEEE assigned the MA-M block 083C03B to Private. 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 08:3C:03:B, it is Private hardware.

Other Private prefixes

Private holds 213 registered blocks in total.

000B18 000BF4 000C53 000D58 000DA7 000DC2 000DF2 000E17 000E22 000101 000578 000EEF all 213 »

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