40:A3:6B:5 National Research Council of Canada
Every MAC address from 40:A3:6B:50:00:00 to 40:A3:6B:5F:FF:FF belongs to a block the IEEE assigned to National Research Council of Canada. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:A3:6B:5 belongs to
Written 40:A3:6B:5, 40-A3-6B-5 or 40A36B5, depending on the system. Look up a full address.
Prefix
40:A3:6B:5/28
Organization
National Research Council of Canada
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
40:A3:6B:50:00:00
Last address
40:A3:6B:5F:FF:FF
Address type
Globally unique, unicast
Registered address
717 White Lake Road Kaleden British Columbia CA V0H1K0