Who owns MAC prefix 7CD9FE?

7CD9FE is registered to New Cosmos Electric Co., Ltd. in the IEEE MA-L registry.

What devices use 7CD9FE?

Any network device with a MAC address starting 7C:D9:FE was manufactured by or for New Cosmos Electric Co., Ltd..

MA-L · OUI prefix

New Cosmos Electric Co., Ltd.

Any MAC address starting 7C:D9:FE is registered to New Cosmos Electric Co., Ltd. in JP.

OUI prefix	7CD9FE
Vendor	New Cosmos Electric Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	7C:D9:FE:00:00:00

What this means

The IEEE assigned the MA-L block 7CD9FE to New Cosmos Electric Co., Ltd.. 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 7C:D9:FE, it is New Cosmos Electric Co., Ltd. hardware.

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