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MAC prefix 00:00:B1

Assigned by the IEEE to Alpha Micro.

Prefix
00:00:B1   00-00-B1   0000.B1
Block type
MA-L (16,777,216 addresses)
Address range
00:00:B1:00:00:00 – 00:00:B1:FF:FF:FF
Organization
Alpha Micro
Registered address
3501 SUNFLOWER, SANTA ANA CA 92704, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:00:B1:00:00:00

Alpha Micro holds 1 block in total: see all. Source: IEEE Registration Authority public listing.