Who owns MAC prefix 3055ED?

3055ED is registered to Trex Network LLC in the IEEE MA-L registry.

What devices use 3055ED?

Any network device with a MAC address starting 30:55:ED was manufactured by or for Trex Network LLC.

MA-L · OUI prefix

Trex Network LLC

Any MAC address starting 30:55:ED is registered to Trex Network LLC in CN.

OUI prefix	3055ED
Vendor	Trex Network LLC
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	30:55:ED:00:00:00

What this means

The IEEE assigned the MA-L block 3055ED to Trex Network LLC. 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 30:55:ED, it is Trex Network LLC hardware.

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