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Query
MAC Address Prefix
001956
00-19-56
00:19:56
Manufacturer
Cisco Systems, Inc
Other accepted queries
001956
00-19-56
00:19:56
00-19-56
00257F
C8:3D:FC
00257E
00:C0:44
00257D
00257C
00019F
F81D0F0E87E0
00257B
00257A
history ...