C4:B1:6B Advantech Czech
Every MAC address from C4:B1:6B:00:00:00 to C4:B1:6B:FF:FF:FF belongs to a block the IEEE assigned to Advantech Czech. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who C4:B1:6B belongs to
Written C4:B1:6B, C4-B1-6B or C4B16B, depending on the system. Look up a full address.
Prefix
C4:B1:6B
Organization
Advantech Czech
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
C4:B1:6B:00:00:00
Last address
C4:B1:6B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Sokolska 71 Usti nad Orlici CZ 56204