ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 133.247.235.0/24
ipset -A myBlackhole-4 133.247.80.0/21
ipset -A myBlackhole-4 210.166.192.0/20
ipset -A myBlackhole-4 133.247.88.0/23
ipset -A myBlackhole-4 202.233.0.0/18
ipset -A myBlackhole-4 202.73.80.0/20
ipset -A myBlackhole-4 202.73.64.0/20
ipset -A myBlackhole-6 2001:338::/32
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP