Who owns MAC prefix 0003A1?

0003A1 is registered to HIPER Information & Communication, Inc. in the IEEE MA-L registry.

What devices use 0003A1?

Any network device with a MAC address starting 00:03:A1 was manufactured by or for HIPER Information & Communication, Inc..

MA-L · OUI prefix

HIPER Information & Communication, Inc.

Any MAC address starting 00:03:A1 is registered to HIPER Information & Communication, Inc. in KR.

OUI prefix	0003A1
Vendor	HIPER Information & Communication, Inc.
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	00:03:A1:00:00:00

What this means

The IEEE assigned the MA-L block 0003A1 to HIPER Information & Communication, Inc.. 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 00:03:A1, it is HIPER Information & Communication, Inc. hardware.

Look up another MAC