Who owns MAC prefix D89C8E?

D89C8E is registered to Comcast Cable Corporation in the IEEE MA-L registry.

What devices use D89C8E?

Any network device with a MAC address starting D8:9C:8E was manufactured by or for Comcast Cable Corporation.

MA-L · OUI prefix

Comcast Cable Corporation

Any MAC address starting D8:9C:8E is registered to Comcast Cable Corporation in US.

OUI prefix	D89C8E
Vendor	Comcast Cable Corporation
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	D8:9C:8E:00:00:00

What this means

The IEEE assigned the MA-L block D89C8E to Comcast Cable Corporation. 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 D8:9C:8E, it is Comcast Cable Corporation hardware.

Other Comcast Cable Corporation prefixes

Comcast Cable Corporation holds 3 registered blocks in total.

F0463B F061F3

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