iptables -A INPUT -s 80.64.144.0/20 -j DROP
iptables -A INPUT -s 193.91.32.0/20 -j DROP
iptables -A INPUT -s 195.43.96.0/19 -j DROP
ip6tables -A INPUT -s 2a02:3a8::/32 -j DROP
iptables -A INPUT -s 194.48.252.0/23 -j DROP
iptables -A INPUT -s 194.48.192.0/23 -j DROP
iptables -A INPUT -s 217.31.64.0/20 -j DROP
iptables -A INPUT -s 193.168.62.0/23 -j DROP