ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 202.87.237.0/24
ipset -A myBlackhole-4 202.143.8.0/21
ipset -A myBlackhole-4 202.87.234.0/24
ipset -A myBlackhole-4 202.87.235.0/24
ipset -A myBlackhole-4 202.87.224.0/20
ipset -A myBlackhole-4 202.87.236.0/24
ipset -A myBlackhole-4 202.87.233.0/24
ipset -A myBlackhole-4 202.87.232.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP