Who owns MAC prefix E40274?

E40274 is registered to FW Murphy Production Controls in the IEEE MA-L registry.

What devices use E40274?

Any network device with a MAC address starting E4:02:74 was manufactured by or for FW Murphy Production Controls.

MA-L · OUI prefix

FW Murphy Production Controls

Any MAC address starting E4:02:74 is registered to FW Murphy Production Controls in US.

OUI prefix	E40274
Vendor	FW Murphy Production Controls
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	E4:02:74:00:00:00

What this means

The IEEE assigned the MA-L block E40274 to FW Murphy Production Controls. 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 E4:02:74, it is FW Murphy Production Controls hardware.

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