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MAC prefix 08:00:30

Assigned by the IEEE to CERN.

Prefix
08:00:30   08-00-30   0800.30
Block type
MA-L (16,777,216 addresses)
Address range
08:00:30:00:00:00 – 08:00:30:FF:FF:FF
Organization
CERN
Registered address
CH-1211, GENEVE SUISSE/SWITZ 023, CH
Country
Switzerland (CH)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 08:00:30:00:00:00

CERN holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.