Who owns MAC prefix 001241?

001241 is registered to a2i marketing center in the IEEE MA-L registry.

What devices use 001241?

Any network device with a MAC address starting 00:12:41 was manufactured by or for a2i marketing center.

MA-L · OUI prefix

a2i marketing center

Any MAC address starting 00:12:41 is registered to a2i marketing center in KR.

OUI prefix	001241
Vendor	a2i marketing center
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	00:12:41:00:00:00

What this means

The IEEE assigned the MA-L block 001241 to a2i marketing center. 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 00:12:41, it is a2i marketing center hardware.

Look up another MAC