0C:EF:AF:4 Sentry360
Every MAC address from 0C:EF:AF:40:00:00 to 0C:EF:AF:4F:FF:FF belongs to a block the IEEE assigned to Sentry360. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 0C:EF:AF:4 belongs to
Written 0C:EF:AF:4, 0C-EF-AF-4 or 0CEFAF4, depending on the system. Look up a full address.
Prefix
0C:EF:AF:4/28
Organization
Sentry360
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
0C:EF:AF:40:00:00
Last address
0C:EF:AF:4F:FF:FF
Address type
Globally unique, unicast
Registered address
23807 W Andrew Road Plainfield IL US 60585
Parent block
Inside 0C:EF:AF
This MA-M block is carved from the 24-bit block 0C:EF:AF, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to Sentry360
1 more block registered under the same name.