ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 66.205.160.0/20
ipset -A myBlackhole-4 66.254.224.0/19
ipset -A myBlackhole-4 129.74.0.0/16
ipset -A myBlackhole-6 2620:0:2f00::/41
ipset -A myBlackhole-4 129.74.86.0/23
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP