1 registered blocks
EFG CZ spol. s r.o. MAC Addresses
All OUI prefixes assigned to EFG CZ spol. s r.o. by the IEEE. Any device MAC beginning with one of these belongs to this vendor.
MA-S (36-bit, small block)1 block
Combined address space4,096 addresses
All EFG CZ spol. s r.o. prefixes
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