8C:1F:64:57:8 OES Inc.
Every MAC address from 8C:1F:64:57:80:00 to 8C:1F:64:57:8F:FF belongs to a block the IEEE assigned to OES Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 8C:1F:64:57:8 belongs to
Written 8C:1F:64:57:8, 8C-1F-64-57-8 or 8C1F64578, depending on the system. Look up a full address.
Prefix
8C:1F:64:57:8/36
Organization
OES Inc.
Registry
MA-S (36 bits)
Addresses
4,096
First address
8C:1F:64:57:80:00
Last address
8C:1F:64:57:8F:FF
Address type
Globally unique, unicast
Registered address
4056 Blakie Road London ON CA N6L1P7
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 OES Inc.
2 more blocks registered under the same name.