8C:1F:64:EF:5 Sigma Defense Systems LLC
Every MAC address from 8C:1F:64:EF:50:00 to 8C:1F:64:EF:5F:FF belongs to a block the IEEE assigned to Sigma Defense Systems LLC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:EF:5 belongs to
Written 8C:1F:64:EF:5, 8C-1F-64-EF-5 or 8C1F64EF5, depending on the system. Look up a full address.
Prefix
8C:1F:64:EF:5/36
Organization
Sigma Defense Systems LLC
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:EF:50:00
Last address
8C:1F:64:EF:5F:FF
Address type
Globally unique, unicast
Registered address
151 Fries Mill Rd, Suite 506B Turnersville NJ US 08012
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.