Who owns MAC prefix 444450?

444450 is registered to OttoQ in the IEEE MA-L registry.

What devices use 444450?

Any network device with a MAC address starting 44:44:50 was manufactured by or for OttoQ.

MA-L · OUI prefix

OttoQ

Any MAC address starting 44:44:50 is registered to OttoQ in US.

OUI prefix	444450
Vendor	OttoQ
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	44:44:50:00:00:00

What this means

The IEEE assigned the MA-L block 444450 to OttoQ. 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 44:44:50, it is OttoQ hardware.

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