ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 178.217.64.0/21
ipset -A myBlackhole-4 195.93.128.0/23
ipset -A myBlackhole-4 91.210.160.0/22
ipset -A myBlackhole-4 194.176.114.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP