Who owns MAC prefix 04C3E67?

04C3E67 is registered to Advanced Digital Technologies, s.r.o. in the IEEE MA-M registry.

What devices use 04C3E67?

Any network device with a MAC address starting 04:C3:E6:7 was manufactured by or for Advanced Digital Technologies, s.r.o..

MA-M · OUI prefix

Advanced Digital Technologies, s.r.o.

Any MAC address starting 04:C3:E6:7 is registered to Advanced Digital Technologies, s.r.o..

OUI prefix	04C3E67
Vendor	Advanced Digital Technologies, s.r.o.
Registry	MA-M (28-bit, medium block)
Example MAC	04:C3:E6:7:00:00:00

What this means

The IEEE assigned the MA-M block 04C3E67 to Advanced Digital Technologies, s.r.o.. 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 04:C3:E6:7, it is Advanced Digital Technologies, s.r.o. hardware.

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