Who owns MAC prefix 38E054?

38E054 is registered to Security Design, Inc. in the IEEE MA-L registry.

What devices use 38E054?

Any network device with a MAC address starting 38:E0:54 was manufactured by or for Security Design, Inc..

MA-L · OUI prefix

Security Design, Inc.

Any MAC address starting 38:E0:54 is registered to Security Design, Inc. in JP.

OUI prefix	38E054
Vendor	Security Design, Inc.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	38:E0:54:00:00:00

What this means

The IEEE assigned the MA-L block 38E054 to Security Design, 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 38:E0:54, it is Security Design, Inc. hardware.

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