What this means
The IEEE assigned the MA-M block E03C1C7 to Tap Home, 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 E0:3C:1C:7, it is Tap Home, s.r.o. hardware.
Frequently Asked Questions
Who owns MAC prefix E03C1C7?
E03C1C7 is registered to Tap Home, s.r.o. in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Tap Home, s.r.o.'s block covers 1,048,576 addresses.
What devices use E03C1C7?
Any network device with a MAC address starting E0:3C:1C:7 was manufactured by or for Tap Home, s.r.o..