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MAC prefix 54:54:CF

Assigned by the IEEE to PROBEDIGITAL CO.,LTD.

Prefix
54:54:CF   54-54-CF   5454.CF
Block type
MA-L (16,777,216 addresses)
Address range
54:54:CF:00:00:00 – 54:54:CF:FF:FF:FF
Organization
PROBEDIGITAL CO.,LTD
Registered address
#107 Hyundai I-Valley, 31, Galmachi-ro 244beon-gil, Jungwon-gu, Seongnam-si Gyeonggi-do 13212, KR
Country
South Korea (KR)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 54:54:CF:00:00:00

PROBEDIGITAL CO.,LTD holds 1 block in total: see all. Source: IEEE Registration Authority public listing.