MAC Address Lookup
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Monitor Business Machines Ltd. MAC address blocks

The IEEE registry carries 5 blocks registered to Monitor Business Machines Ltd., together 20.5 thousand addresses, first observed 30 Jul 2008, most recently 17 May 2009.

Registered in NZ · US.

Prefix Block Addresses Country First registered
00:50:C2:08:7IAB4.1 thousandNZ30 Jul 2008
00:50:C2:21:FIAB4.1 thousandNZ30 Jul 2008
00:50:C2:50:AIAB4.1 thousandNZ30 Jul 2008
00:50:C2:7E:AIAB4.1 thousandUS30 Jul 2008
00:50:C2:AB:DIAB4.1 thousandUS17 May 2009

Every block registered to Monitor Business Machines Ltd. in the IEEE registries, complete. Free-text search also matches former owners.

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.