Who owns MAC prefix 8C1F646DE?

8C1F646DE is registered to SUN･TECTRO,Ltd. in the IEEE MA-S registry.

What devices use 8C1F646DE?

Any network device with a MAC address starting 8C:1F:64:6D:E was manufactured by or for SUN･TECTRO,Ltd..

MA-S · OUI prefix

SUN･TECTRO,Ltd.

Any MAC address starting 8C:1F:64:6D:E is registered to SUN･TECTRO,Ltd. in JP.

OUI prefix	8C1F646DE
Vendor	SUN･TECTRO,Ltd.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	8C:1F:64:6D:E:00:00:00

What this means

The IEEE assigned the MA-S block 8C1F646DE to SUN･TECTRO,Ltd.. 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:64:6D:E, it is SUN･TECTRO,Ltd. hardware.

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