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IP subnet calculator

uk ru

37.187.164.0-37.187.167.255
37.187.164.0/22

37.187.168.0-37.187.171.255
37.187.168.0/22

37.187.172.0-37.187.173.255
37.187.172.0/23

37.187.174.0-37.187.174.255
37.187.174.0/24