Igor Sysoev <is at ...> writes:
> I forgot about optimize_server_names - by default if there is single
> virtual host on given ip:port pair then nginx do not use server_name at all:
> 
>     server {
>         server_name _ *;
>         optimize_server_names off;
> 
Added directive:  optimize_server_names off;
Result:           Same as before.