iptables -A INPUT -s 68.65.96.0/20 -j DROP
ip6tables -A INPUT -s 2607:fa10::/32 -j DROP
iptables -A INPUT -s 96.45.240.0/20 -j DROP
iptables -A INPUT -s 74.126.64.0/20 -j DROP
iptables -A INPUT -s 216.255.15.0/24 -j DROP
iptables -A INPUT -s 209.173.160.0/19 -j DROP
iptables -A INPUT -s 209.143.0.0/18 -j DROP
iptables -A INPUT -s 216.201.0.0/18 -j DROP
iptables -A INPUT -s 66.209.128.0/20 -j DROP
iptables -A INPUT -s 216.255.0.0/18 -j DROP