ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 93.93.216.0/21
ipset -A myBlackhole-4 93.93.221.0/24
ipset -A myBlackhole-4 92.43.64.0/22
ipset -A myBlackhole-4 5.158.88.0/21
ipset -A myBlackhole-4 92.43.64.0/21
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP