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IP subnet calculator
157.230.196.0-157.230.239.255

uk ru

157.230.196.0-157.230.199.255
157.230.196.0/22

157.230.200.0-157.230.207.255
157.230.200.0/21

157.230.208.0-157.230.223.255
157.230.208.0/20

157.230.224.0-157.230.239.255
157.230.224.0/20