iptables -A INPUT -s 168.228.242.0/24 -j DROP
iptables -A INPUT -s 168.228.240.0/24 -j DROP
iptables -A INPUT -s 168.228.240.0/22 -j DROP
iptables -A INPUT -s 168.228.241.0/24 -j DROP
ip6tables -A INPUT -s 2801:80:1900::/48 -j DROP
iptables -A INPUT -s 168.228.243.0/24 -j DROP