ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 192.33.153.0/24
ipset -A myBlackhole-4 156.18.0.0/16
ipset -A myBlackhole-4 159.84.0.0/16
ipset -A myBlackhole-4 140.77.0.0/16
ipset -A myBlackhole-4 192.33.162.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP