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MAC prefix 24:21:24

Assigned by the IEEE to Nokia.

Prefix
24:21:24   24-21-24   2421.24
Block type
MA-L (16,777,216 addresses)
Address range
24:21:24:00:00:00 – 24:21:24:FF:FF:FF
Organization
Nokia
Registered address
600 March Road, Kanata Ontario K2K 2E6, CA
Country
Canada (CA)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 24:21:24:00:00:00

Nokia holds 211 blocks in total: see all. Source: IEEE Registration Authority public listing.