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IP subnet calculator

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178.33.129.0-178.33.129.255
178.33.129.0/24

178.33.130.0-178.33.131.255
178.33.130.0/23

178.33.132.0-178.33.135.255
178.33.132.0/22

178.33.136.0-178.33.143.255
178.33.136.0/21

178.33.144.0-178.33.159.255
178.33.144.0/20