Who owns MAC prefix 00198D?

00198D is registered to Ocean Optics, Inc. in the IEEE MA-L registry.

What devices use 00198D?

Any network device with a MAC address starting 00:19:8D was manufactured by or for Ocean Optics, Inc..

MA-L · OUI prefix

Ocean Optics, Inc.

Any MAC address starting 00:19:8D is registered to Ocean Optics, Inc. in US.

OUI prefix	00198D
Vendor	Ocean Optics, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:19:8D:00:00:00

What this means

The IEEE assigned the MA-L block 00198D to Ocean Optics, 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 00:19:8D, it is Ocean Optics, Inc. hardware.

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