Who owns MAC prefix 001942?

001942 is registered to ON SOFTWARE INTERNATIONAL LIMITED in the IEEE MA-L registry.

What devices use 001942?

Any network device with a MAC address starting 00:19:42 was manufactured by or for ON SOFTWARE INTERNATIONAL LIMITED.

MA-L · OUI prefix

ON SOFTWARE INTERNATIONAL LIMITED

Any MAC address starting 00:19:42 is registered to ON SOFTWARE INTERNATIONAL LIMITED in TW.

OUI prefix	001942
Vendor	ON SOFTWARE INTERNATIONAL LIMITED
Registry	MA-L (24-bit, large block)
Country	TW
Example MAC	00:19:42:00:00:00

What this means

The IEEE assigned the MA-L block 001942 to ON SOFTWARE INTERNATIONAL LIMITED. 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 00:19:42, it is ON SOFTWARE INTERNATIONAL LIMITED hardware.

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