Who owns MAC prefix 002664?

002664 is registered to Core System Japan in the IEEE MA-L registry.

What devices use 002664?

Any network device with a MAC address starting 00:26:64 was manufactured by or for Core System Japan.

MA-L · OUI prefix

Core System Japan

Any MAC address starting 00:26:64 is registered to Core System Japan in JP.

OUI prefix	002664
Vendor	Core System Japan
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:26:64:00:00:00

What this means

The IEEE assigned the MA-L block 002664 to Core System Japan. 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 00:26:64, it is Core System Japan hardware.

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