Who owns MAC prefix 144FD7B?

144FD7B is registered to Arkus-ST Ltd in the IEEE MA-M registry.

What devices use 144FD7B?

Any network device with a MAC address starting 14:4F:D7:B was manufactured by or for Arkus-ST Ltd.

MA-M · OUI prefix

Arkus-ST Ltd

Any MAC address starting 14:4F:D7:B is registered to Arkus-ST Ltd in RU.

OUI prefix	144FD7B
Vendor	Arkus-ST Ltd
Registry	MA-M (28-bit, medium block)
Country	RU
Example MAC	14:4F:D7:B:00:00:00

What this means

The IEEE assigned the MA-M block 144FD7B to Arkus-ST Ltd. 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 14:4F:D7:B, it is Arkus-ST Ltd hardware.

Look up another MAC