Who owns MAC prefix 4054E4?

4054E4 is registered to Wearsafe Labs Inc in the IEEE MA-L registry.

What devices use 4054E4?

Any network device with a MAC address starting 40:54:E4 was manufactured by or for Wearsafe Labs Inc.

MA-L · OUI prefix

Wearsafe Labs Inc

Any MAC address starting 40:54:E4 is registered to Wearsafe Labs Inc in US.

OUI prefix	4054E4
Vendor	Wearsafe Labs Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	40:54:E4:00:00:00

What this means

The IEEE assigned the MA-L block 4054E4 to Wearsafe Labs Inc. 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 40:54:E4, it is Wearsafe Labs Inc hardware.

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