8C:1F:64:40:2 Integer.pl S.A.
Every MAC address from 8C:1F:64:40:20:00 to 8C:1F:64:40:2F:FF belongs to a block the IEEE assigned to Integer.pl S.A.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:40:2 belongs to
Written 8C:1F:64:40:2, 8C-1F-64-40-2 or 8C1F64402, depending on the system. Look up a full address.
Prefix
8C:1F:64:40:2/36
Organization
Integer.pl S.A.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:40:20:00
Last address
8C:1F:64:40:2F:FF
Address type
Globally unique, unicast
Registered address
Wielicka 28 Krakow PL 30-552
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.
Same organization
Other blocks assigned to Integer.pl S.A.
11 more blocks registered under the same name.