4 registered blocks

Square Inc. MAC Addresses

All OUI prefixes assigned to Square Inc. by the IEEE. Any device MAC beginning with one of these belongs to this vendor.

MA-L (24-bit, large block)1 block
MA-M (28-bit, medium block)3 blocks
Combined address space19,922,944 addresses

All Square Inc. prefixes

1C59746MA-M 2CD141DMA-M 445925MA-L 8C476E5MA-M

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