Chain PREROUTING (policy ACCEPT)
target     prot opt source               destination

Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination
REDIRECT   tcp  --  anywhere             anywhere             tcp dpt:http-alt redir ports 37541
REDIRECT   tcp  --  anywhere             anywhere             tcp dpt:http-alt redir ports 39441

Chain POSTROUTING (policy ACCEPT)
target     prot opt source               destination