ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 213.111.0.0/18
ipset -A myBlackhole-4 213.111.56.0/21
ipset -A myBlackhole-4 109.94.32.0/19
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP