Toptech

Toptech Systems, Inc. — 5 OUI prefix(es)

5 OUI prefix(es)

OUI Prefix	MAC Range
00:50:C2:60:90	00:50:C2:60:90:00:00:00 ~ 00:50:C2:60:90:FF:FF:FF
70:B3:D5:8B:90	70:B3:D5:8B:90:00:00:00 ~ 70:B3:D5:8B:90:FF:FF:FF
00:50:C2:FD:D0	00:50:C2:FD:D0:00:00:00 ~ 00:50:C2:FD:D0:FF:FF:FF
70:B3:D5:E9:70	70:B3:D5:E9:70:00:00:00 ~ 70:B3:D5:E9:70:FF:FF:FF
00:50:C2:BB:90	00:50:C2:BB:90:00:00:00 ~ 00:50:C2:BB:90:FF:FF:FF

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