iptables -t nat -A PREROUTING -s 192.168.1.0/25 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.128/26 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.192 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.193 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.194 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.196 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.197 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.200/29 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.208/28 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

iptables -t nat -A PREROUTING -s 192.168.1.224/27 -p tcp --dport 80 -j DNAT --to 192.168.1.?:80

That should redirect all IP's except 192.168.1.195.