What devices use 8C1F6477E?

Any network device with a MAC address starting 8C:1F:64:77:E was manufactured by or for Institute of geophysics, China earthquake administration.

MA-S · OUI prefix

Institute of geophysics, China earthquake administration

Q: Who owns MAC prefix 8C1F6477E?

8C1F6477E is registered to Institute of geophysics, China earthquake administration in the IEEE MA-S registry.

Any MAC address starting 8C:1F:64:77:E is registered to Institute of geophysics, China earthquake administration in CN.

OUI prefix	8C1F6477E
Vendor	Institute of geophysics, China earthquake administration
Registry	MA-S (36-bit, small block)
Country	CN
Example MAC	8C:1F:64:77:E:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F6477E to Institute of geophysics, China earthquake administration. 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 8C:1F:64:77:E, it is Institute of geophysics, China earthquake administration hardware.

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