ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 93.174.128.0/21
ipset -A myBlackhole-6 2a03:1b00::/32
ipset -A myBlackhole-4 5.188.52.0/22
ipset -A myBlackhole-4 185.129.144.0/22
ipset -A myBlackhole-4 77.247.240.0/21
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP