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MAC prefix 00:21:3E

Assigned by the IEEE to TomTom International BV.

Prefix
00:21:3E   00-21-3E   0021.3E
Block type
MA-L (16,777,216 addresses)
Address range
00:21:3E:00:00:00 – 00:21:3E:FF:FF:FF
Organization
TomTom International BV
Registered address
Oosterdoksstraat 114, Amsterdam North Holland 1011 DK, NL
Country
Netherlands (NL)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up 00:21:3E:00:00:00

TomTom International BV holds 2 blocks in total: see all. Source: IEEE Registration Authority public listing.