ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 202.85.196.0/24
ipset -A myBlackhole-4 202.85.192.0/24
ipset -A myBlackhole-4 202.85.193.0/24
ipset -A myBlackhole-4 202.85.194.0/24
ipset -A myBlackhole-4 202.85.195.0/24
ipset -A myBlackhole-4 202.85.201.0/24
ipset -A myBlackhole-4 202.85.197.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP