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MAC prefix A8:97:DC

Assigned by the IEEE to IBM.

Prefix
A8:97:DC   A8-97-DC   A897.DC
Block type
MA-L (16,777,216 addresses)
Address range
A8:97:DC:00:00:00 – A8:97:DC:FF:FF:FF
Organization
IBM
Registered address
4400 North First Street, San Jose CA 95134, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up A8:97:DC:00:00:00

IBM Corp holds 28 blocks in total: see all. Source: IEEE Registration Authority public listing.