Who owns MAC prefix 3C427E0?

3C427E0 is registered to Grandway Technology (Shenzhen) Limited in the IEEE MA-M registry.

What devices use 3C427E0?

Any network device with a MAC address starting 3C:42:7E:0 was manufactured by or for Grandway Technology (Shenzhen) Limited.

MA-M · OUI prefix

Grandway Technology (Shenzhen) Limited

Any MAC address starting 3C:42:7E:0 is registered to Grandway Technology (Shenzhen) Limited in CN.

OUI prefix	3C427E0
Vendor	Grandway Technology (Shenzhen) Limited
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	3C:42:7E:0:00:00:00

What this means

The IEEE assigned the MA-M block 3C427E0 to Grandway Technology (Shenzhen) Limited. 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 3C:42:7E:0, it is Grandway Technology (Shenzhen) Limited hardware.

Other Grandway Technology (Shenzhen) Limited prefixes

Grandway Technology (Shenzhen) Limited holds 4 registered blocks in total.

0C7FED7 28FD80D FCD2B65

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