What devices use DCD87F?

Any network device with a MAC address starting DC:D8:7F was manufactured by or for Shenzhen JoinCyber Telecom Equipment Ltd.

MA-L · OUI prefix

Shenzhen JoinCyber Telecom Equipment Ltd

Q: Who owns MAC prefix DCD87F?

DCD87F is registered to Shenzhen JoinCyber Telecom Equipment Ltd in the IEEE MA-L registry.

Any MAC address starting DC:D8:7F is registered to Shenzhen JoinCyber Telecom Equipment Ltd in CN.

OUI prefix	DCD87F
Vendor	Shenzhen JoinCyber Telecom Equipment Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	DC:D8:7F:00:00:00

What this means

The IEEE assigned the MA-L block DCD87F to Shenzhen JoinCyber Telecom Equipment 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 DC:D8:7F, it is Shenzhen JoinCyber Telecom Equipment Ltd hardware.

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