ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 203.83.64.0/18
ipset -A myBlackhole-4 203.83.118.0/24
ipset -A myBlackhole-4 203.83.72.0/22
ipset -A myBlackhole-4 203.168.132.0/24
ipset -A myBlackhole-4 203.83.65.0/24
ipset -A myBlackhole-4 203.83.116.0/23
ipset -A myBlackhole-4 203.83.96.0/19
ipset -A myBlackhole-4 203.83.84.0/24
ipset -A myBlackhole-4 203.83.64.0/19
ipset -A myBlackhole-4 203.83.78.0/23
ipset -A myBlackhole-4 203.168.128.0/19
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP