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MAC prefix 00:0F:3F

Assigned by the IEEE to Big Bear Networks.

Prefix
00:0F:3F   00-0F-3F   000F.3F
Block type
MA-L (16,777,216 addresses)
Address range
00:0F:3F:00:00:00 – 00:0F:3F:FF:FF:FF
Organization
Big Bear Networks
Registered address
345 Potrero Ave, Sunny Vale California 94085, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:0F:3F:00:00:00

Big Bear Networks holds 1 block in total: see all. Source: IEEE Registration Authority public listing.