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MAC prefix B4:40:A4

Assigned by the IEEE to Apple, Inc..

Prefix
B4:40:A4   B4-40-A4   B440.A4
Block type
MA-L (16,777,216 addresses)
Address range
B4:40:A4:00:00:00 – B4:40:A4:FF:FF:FF
Organization
Apple, Inc.
Registered address
1 Infinite Loop, Cupertino CA 95014, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up B4:40:A4:00:00:00

Apple, Inc. holds 1193 blocks in total: see all. Source: IEEE Registration Authority public listing.