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MAC prefix F8:4F:57

Assigned by the IEEE to Cisco Systems, Inc.

Prefix
F8:4F:57   F8-4F-57   F84F.57
Block type
MA-L (16,777,216 addresses)
Address range
F8:4F:57:00:00:00 – F8:4F:57:FF:FF:FF
Organization
Cisco Systems, Inc
Registered address
170 West Tasman Drive, San Jose CA 95134, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up F8:4F:57:00:00:00

Cisco Systems, Inc holds 1112 blocks in total: see all. Source: IEEE Registration Authority public listing.