Who owns MAC prefix 9873C4?

9873C4 is registered to Sage Electronic Engineering LLC in the IEEE MA-L registry.

What devices use 9873C4?

Any network device with a MAC address starting 98:73:C4 was manufactured by or for Sage Electronic Engineering LLC.

MA-L · OUI prefix

Sage Electronic Engineering LLC

Any MAC address starting 98:73:C4 is registered to Sage Electronic Engineering LLC in US.

OUI prefix	9873C4
Vendor	Sage Electronic Engineering LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	98:73:C4:00:00:00

What this means

The IEEE assigned the MA-L block 9873C4 to Sage Electronic Engineering LLC. 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 98:73:C4, it is Sage Electronic Engineering LLC hardware.

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