ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 131.215.244.0/23
ipset -A myBlackhole-4 131.215.0.0/16
ipset -A myBlackhole-4 131.215.242.0/23
ipset -A myBlackhole-4 131.215.239.0/24
ipset -A myBlackhole-4 131.215.234.0/24
ipset -A myBlackhole-4 192.12.19.0/24
ipset -A myBlackhole-4 192.31.43.0/24
ipset -A myBlackhole-4 192.41.208.0/24
ipset -A myBlackhole-4 134.4.0.0/16
ipset -A myBlackhole-4 131.215.240.0/24
ipset -A myBlackhole-4 131.215.230.0/24
ipset -A myBlackhole-4 131.215.229.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP