0C:EF:AF:3 Engineering Center ENERGOSERVICE
Every MAC address from 0C:EF:AF:30:00:00 to 0C:EF:AF:3F:FF:FF belongs to a block the IEEE assigned to Engineering Center ENERGOSERVICE. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 0C:EF:AF:3 belongs to
Written 0C:EF:AF:3, 0C-EF-AF-3 or 0CEFAF3, depending on the system. Look up a full address.
Prefix
0C:EF:AF:3/28
Organization
Engineering Center ENERGOSERVICE
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
0C:EF:AF:30:00:00
Last address
0C:EF:AF:3F:FF:FF
Address type
Globally unique, unicast
Registered address
Kotlasskaya 26 Arkhangelsk Arkhangelsk region RU 163046
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 Engineering Center ENERGOSERVICE
1 more block registered under the same name.