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MAC prefix 28:CF:08

Assigned by the IEEE to ESSYS.

Prefix
28:CF:08   28-CF-08   28CF.08
Block type
MA-L (16,777,216 addresses)
Address range
28:CF:08:00:00:00 – 28:CF:08:FF:FF:FF
Organization
ESSYS
Registered address
gaetbeol-ro, Incheon 21999, KR
Country
South Korea (KR)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 28:CF:08:00:00:00

ESSYS holds 5 blocks in total: see all. Source: IEEE Registration Authority public listing.