IP subnet calculator

64.70.19.148-64.70.19.255

64.70.19.148-64.70.19.151
64.70.19.148/30

64.70.19.152-64.70.19.159
64.70.19.152/29

64.70.19.160-64.70.19.191
64.70.19.160/27

64.70.19.192-64.70.19.255
64.70.19.192/26