0C:7F:ED:D ALT Co., Ltd.
Every MAC address from 0C:7F:ED:D0:00:00 to 0C:7F:ED:DF:FF:FF belongs to a block the IEEE assigned to ALT Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 0C:7F:ED:D belongs to
Written 0C:7F:ED:D, 0C-7F-ED-D or 0C7FEDD, depending on the system. Look up a full address.
Prefix
0C:7F:ED:D/28
Organization
ALT Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
0C:7F:ED:D0:00:00
Last address
0C:7F:ED:DF:FF:FF
Address type
Globally unique, unicast
Registered address
#1201, 8, Seongnam-dearo 331beon-gil Bundang-gu, Seongnam-si Gyeonggi-do KR 13558
Parent block
Inside 0C:7F:ED
This MA-M block is carved from the 24-bit block 0C:7F:ED, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to ALT Co., Ltd.
1 more block registered under the same name.