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MAC prefix 08:00:21

Assigned by the IEEE to 3M COMPANY.

Prefix
08:00:21   08-00-21   0800.21
Block type
MA-L (16,777,216 addresses)
Address range
08:00:21:00:00:00 – 08:00:21:FF:FF:FF
Organization
3M COMPANY
Registered address
Telecom Division, Austin TX 78726-9000, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 08:00:21:00:00:00

3M COMPANY holds 1 block in total: see all. Source: IEEE Registration Authority public listing.