Who owns MAC prefix 8C1F64C74?

8C1F64C74 is registered to Nippon Techno Lab Inc in the IEEE MA-S registry.

What devices use 8C1F64C74?

Any network device with a MAC address starting 8C:1F:64:C7:4 was manufactured by or for Nippon Techno Lab Inc.

MA-S · OUI prefix

Nippon Techno Lab Inc

Any MAC address starting 8C:1F:64:C7:4 is registered to Nippon Techno Lab Inc in JP.

OUI prefix	8C1F64C74
Vendor	Nippon Techno Lab Inc
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	8C:1F:64:C7:4:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F64C74 to Nippon Techno Lab 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 8C:1F:64:C7:4, it is Nippon Techno Lab Inc hardware.

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