Who owns MAC prefix 001B8D?

001B8D is registered to Electronic Computer Systems, Inc. in the IEEE MA-L registry.

What devices use 001B8D?

Any network device with a MAC address starting 00:1B:8D was manufactured by or for Electronic Computer Systems, Inc..

MA-L · OUI prefix

Electronic Computer Systems, Inc.

Any MAC address starting 00:1B:8D is registered to Electronic Computer Systems, Inc. in US.

OUI prefix	001B8D
Vendor	Electronic Computer Systems, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:1B:8D:00:00:00

What this means

The IEEE assigned the MA-L block 001B8D to Electronic Computer Systems, 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 00:1B:8D, it is Electronic Computer Systems, Inc. hardware.

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