What devices use 0025CC?

Any network device with a MAC address starting 00:25:CC was manufactured by or for Mobile Communications Korea Incorporated.

MA-L · OUI prefix

Mobile Communications Korea Incorporated

Q: Who owns MAC prefix 0025CC?

0025CC is registered to Mobile Communications Korea Incorporated in the IEEE MA-L registry.

Any MAC address starting 00:25:CC is registered to Mobile Communications Korea Incorporated in KR.

OUI prefix	0025CC
Vendor	Mobile Communications Korea Incorporated
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	00:25:CC:00:00:00

What this means

The IEEE assigned the MA-L block 0025CC to Mobile Communications Korea Incorporated. 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 00:25:CC, it is Mobile Communications Korea Incorporated hardware.

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