What devices use 904E91E?

Any network device with a MAC address starting 90:4E:91:E was manufactured by or for Shenzhen Cloudynamo Internet Technologies Co.,LTD..

MA-M · OUI prefix

Shenzhen Cloudynamo Internet Technologies Co.,LTD.

Q: Who owns MAC prefix 904E91E?

904E91E is registered to Shenzhen Cloudynamo Internet Technologies Co.,LTD. in the IEEE MA-M registry.

Any MAC address starting 90:4E:91:E is registered to Shenzhen Cloudynamo Internet Technologies Co.,LTD. in CN.

OUI prefix	904E91E
Vendor	Shenzhen Cloudynamo Internet Technologies Co.,LTD.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	90:4E:91:E:00:00:00

What this means

The IEEE assigned the MA-M block 904E91E to Shenzhen Cloudynamo Internet Technologies 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 90:4E:91:E, it is Shenzhen Cloudynamo Internet Technologies Co.,LTD. hardware.

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