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MAC prefix 30:9E:1D

Assigned by the IEEE to OHSUNG.

Prefix
30:9E:1D   30-9E-1D   309E.1D
Block type
MA-L (16,777,216 addresses)
Address range
30:9E:1D:00:00:00 – 30:9E:1D:FF:FF:FF
Organization
OHSUNG
Registered address
335-4,SANHODAERO,GUMI,GYEONG BUK,KOREA, GUMI GYEONG BUK 730-030, KR
Country
South Korea (KR)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 30:9E:1D:00:00:00

OHSUNG holds 11 blocks in total: see all. Source: IEEE Registration Authority public listing.