Who owns MAC prefix 00251F?

00251F is registered to ZYNUS VISION INC. in the IEEE MA-L registry.

What devices use 00251F?

Any network device with a MAC address starting 00:25:1F was manufactured by or for ZYNUS VISION INC..

MA-L · OUI prefix

ZYNUS VISION INC.

Any MAC address starting 00:25:1F is registered to ZYNUS VISION INC. in JP.

OUI prefix	00251F
Vendor	ZYNUS VISION INC.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:25:1F:00:00:00

What this means

The IEEE assigned the MA-L block 00251F to ZYNUS VISION 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 00:25:1F, it is ZYNUS VISION INC. hardware.

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