Who owns MAC prefix 00009C?

00009C is registered to ROLM MIL-SPEC COMPUTERS in the IEEE MA-L registry.

What devices use 00009C?

Any network device with a MAC address starting 00:00:9C was manufactured by or for ROLM MIL-SPEC COMPUTERS.

MA-L · OUI prefix

ROLM MIL-SPEC COMPUTERS

Any MAC address starting 00:00:9C is registered to ROLM MIL-SPEC COMPUTERS in US.

OUI prefix	00009C
Vendor	ROLM MIL-SPEC COMPUTERS
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:00:9C:00:00:00

What this means

The IEEE assigned the MA-L block 00009C to ROLM MIL-SPEC COMPUTERS. 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 00:00:9C, it is ROLM MIL-SPEC COMPUTERS hardware.

Look up another MAC