Who owns MAC prefix 88C9B34?

88C9B34 is registered to Hasbro Inc in the IEEE MA-M registry.

What devices use 88C9B34?

Any network device with a MAC address starting 88:C9:B3:4 was manufactured by or for Hasbro Inc.

MA-M · OUI prefix

Hasbro Inc

Any MAC address starting 88:C9:B3:4 is registered to Hasbro Inc in US.

OUI prefix	88C9B34
Vendor	Hasbro Inc
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	88:C9:B3:4:00:00:00

What this means

The IEEE assigned the MA-M block 88C9B34 to Hasbro 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 88:C9:B3:4, it is Hasbro Inc hardware.

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