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IP subnet calculator

uk ru

51.89.0.0-51.89.63.255
51.89.0.0/18

51.89.64.0-51.89.95.255
51.89.64.0/19

51.89.96.0-51.89.111.255
51.89.96.0/20

51.89.112.0-51.89.115.255
51.89.112.0/22

51.89.116.0-51.89.116.255
51.89.116.0/24