70:B3:D5:6B:1 TTC TELEKOMUNIKACE, s.r.o.
Every MAC address from 70:B3:D5:6B:10:00 to 70:B3:D5:6B:1F:FF belongs to a block the IEEE assigned to TTC TELEKOMUNIKACE, s.r.o.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:6B:1 belongs to
Written 70:B3:D5:6B:1, 70-B3-D5-6B-1 or 70B3D56B1, depending on the system. Look up a full address.
Prefix
70:B3:D5:6B:1/36
Organization
TTC TELEKOMUNIKACE, s.r.o.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:6B:10:00
Last address
70:B3:D5:6B:1F:FF
Address type
Globally unique, unicast
Registered address
Trebohosticka 5 Praha 10 Praha CZ 10000
Parent block
Inside 70:B3:D5
This MA-S block is carved from the 24-bit block 70:B3:D5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to TTC TELEKOMUNIKACE, s.r.o.
1 more block registered under the same name.