Who owns MAC prefix 04A16FB?

04A16FB is registered to Chroma-Q in the IEEE MA-M registry.

What devices use 04A16FB?

Any network device with a MAC address starting 04:A1:6F:B was manufactured by or for Chroma-Q.

MA-M · OUI prefix

Chroma-Q

Any MAC address starting 04:A1:6F:B is registered to Chroma-Q.

OUI prefix	04A16FB
Vendor	Chroma-Q
Registry	MA-M (28-bit, medium block)
Example MAC	04:A1:6F:B:00:00:00

What this means

The IEEE assigned the MA-M block 04A16FB to Chroma-Q. 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 04:A1:6F:B, it is Chroma-Q hardware.

Look up another MAC