Who owns MAC prefix 5C5C751?

5C5C751 is registered to TECTOY S.A in the IEEE MA-M registry.

What devices use 5C5C751?

Any network device with a MAC address starting 5C:5C:75:1 was manufactured by or for TECTOY S.A.

MA-M · OUI prefix

TECTOY S.A

Any MAC address starting 5C:5C:75:1 is registered to TECTOY S.A.

OUI prefix	5C5C751
Vendor	TECTOY S.A
Registry	MA-M (28-bit, medium block)
Example MAC	5C:5C:75:1:00:00:00

What this means

The IEEE assigned the MA-M block 5C5C751 to TECTOY S.A. 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 5C:5C:75:1, it is TECTOY S.A hardware.

Other TECTOY S.A prefixes

TECTOY S.A holds 2 registered blocks in total.

C8FFBF3

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