Who owns MAC prefix 8C1F6404C?

8C1F6404C is registered to Gamber-Johnson LLC in the IEEE MA-S registry.

What devices use 8C1F6404C?

Any network device with a MAC address starting 8C:1F:64:04:C was manufactured by or for Gamber-Johnson LLC.

MA-S · OUI prefix

Gamber-Johnson LLC

Any MAC address starting 8C:1F:64:04:C is registered to Gamber-Johnson LLC in US.

OUI prefix	8C1F6404C
Vendor	Gamber-Johnson LLC
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	8C:1F:64:04:C:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F6404C to Gamber-Johnson LLC. 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 8C:1F:64:04:C, it is Gamber-Johnson LLC hardware.

Other Gamber-Johnson LLC prefixes

Gamber-Johnson LLC holds 7 registered blocks in total.

68DA73B 70B3D5178 70B3D5DBC 70B3D5E34 8C1F6442B 8C1F64CB5

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