8C:1F:64:86:4 IMI Thomson Valves
Every MAC address from 8C:1F:64:86:40:00 to 8C:1F:64:86:4F:FF belongs to a block the IEEE assigned to IMI Thomson Valves. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:86:4 belongs to
Written 8C:1F:64:86:4, 8C-1F-64-86-4 or 8C1F64864, depending on the system. Look up a full address.
Prefix
8C:1F:64:86:4/36
Organization
IMI Thomson Valves
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:86:40:00
Last address
8C:1F:64:86:4F:FF
Address type
Globally unique, unicast
Registered address
IMI CRITICAL ENGINEERING 17 BALENA CLOSE Poole Dorset GB BH17 7EF
Parent block
Inside 8C:1F:64
This MA-S block is carved from the 24-bit block 8C:1F:64, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.