Who owns MAC prefix 0411191?

0411191 is registered to Acentury in the IEEE MA-M registry.

What devices use 0411191?

Any network device with a MAC address starting 04:11:19:1 was manufactured by or for Acentury.

MA-M · OUI prefix

Acentury

Any MAC address starting 04:11:19:1 is registered to Acentury.

OUI prefix	0411191
Vendor	Acentury
Registry	MA-M (28-bit, medium block)
Example MAC	04:11:19:1:00:00:00

What this means

The IEEE assigned the MA-M block 0411191 to Acentury. 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 04:11:19:1, it is Acentury hardware.

Look up another MAC