Iptables -L

Chain forwarding_wan (1 references)
target     prot opt source               destination
ACCEPT     tcp  --  anywhere             192.168.57.11       tcp dpt:443
ACCEPT     udp  --  anywhere             192.168.57.11       udp dpt:443

Chain input_rule (1 references)
target     prot opt source               destination

Chain input_wan (1 references)
target     prot opt source               destination
ACCEPT     tcp  --  anywhere             anywhere            multiport dports 22


iptables -t nat -L:
Chain prerouting_wan (1 references)
target     prot opt source               destination
ACCEPT     tcp  --  anywhere             anywhere            multiport dports 22
DNAT       tcp  --  anywhere             anywhere            multiport dports 443 to:192.168.57.11:443
DNAT       udp  --  anywhere             anywhere            multiport dports 443 to:192.168.57.11:443