ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 193.104.133.0/24
ipset -A myBlackhole-4 81.17.128.0/24
ipset -A myBlackhole-4 81.17.131.0/24
ipset -A myBlackhole-4 81.17.138.0/24
ipset -A myBlackhole-4 81.17.135.0/24
ipset -A myBlackhole-4 81.17.133.0/24
ipset -A myBlackhole-4 81.17.139.0/24
ipset -A myBlackhole-4 81.17.132.0/24
ipset -A myBlackhole-4 81.17.136.0/24
ipset -A myBlackhole-4 81.17.134.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP