Who owns MAC prefix 504C7E?

504C7E is registered to THE 41ST INSTITUTE OF CETC in the IEEE MA-L registry.

What devices use 504C7E?

Any network device with a MAC address starting 50:4C:7E was manufactured by or for THE 41ST INSTITUTE OF CETC.

MA-L · OUI prefix

THE 41ST INSTITUTE OF CETC

Any MAC address starting 50:4C:7E is registered to THE 41ST INSTITUTE OF CETC in CN.

OUI prefix	504C7E
Vendor	THE 41ST INSTITUTE OF CETC
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	50:4C:7E:00:00:00

What this means

The IEEE assigned the MA-L block 504C7E to THE 41ST INSTITUTE OF CETC. 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 50:4C:7E, it is THE 41ST INSTITUTE OF CETC hardware.

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