D4:7C:44:4 Sammi Onformation Systems
Every MAC address from D4:7C:44:40:00:00 to D4:7C:44:4F:FF:FF belongs to a block the IEEE assigned to Sammi Onformation Systems. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D4:7C:44:4 belongs to
Written D4:7C:44:4, D4-7C-44-4 or D47C444, depending on the system. Look up a full address.
Prefix
D4:7C:44:4/28
Organization
Sammi Onformation Systems
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
D4:7C:44:40:00:00
Last address
D4:7C:44:4F:FF:FF
Address type
Globally unique, unicast
Registered address
Gasan Digital 1-ro 212 Geumcheon-gu Seoul KR 08502
Parent block
Inside D4:7C:44
This MA-M block is carved from the 24-bit block D4:7C:44, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.