ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 117.120.6.0/24
ipset -A myBlackhole-4 117.120.5.0/24
ipset -A myBlackhole-4 103.3.164.0/24
ipset -A myBlackhole-4 117.120.0.0/21
ipset -A myBlackhole-6 2400:ed00::/32
ipset -A myBlackhole-4 117.120.7.0/24
ipset -A myBlackhole-4 117.120.2.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP