Who owns MAC prefix 70B3D52F0?

70B3D52F0 is registered to Clock-O-Matic in the IEEE MA-S registry.

What devices use 70B3D52F0?

Any network device with a MAC address starting 70:B3:D5:2F:0 was manufactured by or for Clock-O-Matic.

MA-S · OUI prefix

Clock-O-Matic

Any MAC address starting 70:B3:D5:2F:0 is registered to Clock-O-Matic in BE.

OUI prefix	70B3D52F0
Vendor	Clock-O-Matic
Registry	MA-S (36-bit, small block)
Country	BE
Example MAC	70:B3:D5:2F:0:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D52F0 to Clock-O-Matic. 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 70:B3:D5:2F:0, it is Clock-O-Matic hardware.

Other Clock-O-Matic prefixes

Clock-O-Matic holds 3 registered blocks in total.

8C1F64149 8C1F644C1

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