D4:DF:57 Alpinion Medical Systems
Every MAC address from D4:DF:57:00:00:00 to D4:DF:57:FF:FF:FF belongs to a block the IEEE assigned to Alpinion Medical Systems. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D4:DF:57 belongs to
Written D4:DF:57, D4-DF-57 or D4DF57, depending on the system. Look up a full address.
Prefix
D4:DF:57
Organization
Alpinion Medical Systems
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
D4:DF:57:00:00:00
Last address
D4:DF:57:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1F Verdi Tower 222-22 Seoul KR 181-848