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MAC prefix D4:DF:57

Assigned by the IEEE to Alpinion Medical Systems.

Prefix
D4:DF:57   D4-DF-57   D4DF.57
Block type
MA-L (16,777,216 addresses)
Address range
D4:DF:57:00:00:00 – D4:DF:57:FF:FF:FF
Organization
Alpinion Medical Systems
Registered address
1F Verdi Tower 222-22, Seoul 181-848, KR
Country
South Korea (KR)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up D4:DF:57:00:00:00

Alpinion Medical Systems holds 1 block in total: see all. Source: IEEE Registration Authority public listing.