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IP subnet calculator
31.220.81.128-31.220.93.255

uk ru

31.220.81.128-31.220.81.255
31.220.81.128/25

31.220.82.0-31.220.83.255
31.220.82.0/23

31.220.84.0-31.220.87.255
31.220.84.0/22

31.220.88.0-31.220.91.255
31.220.88.0/22

31.220.92.0-31.220.93.255
31.220.92.0/23