Settinget Nginx Config in Web site (.conf)

user PythonServer;
error_log logs/error.log error;
error_log logs/error.log notice;
error_log logs/error.log info;
error_page /124.0.8.23/error.htm;
recursive_error_pages on;
chunked_transfer_encoding on;
pid /etc/nginx/logs/nginx.pid;
worker_processes auto;
include /etc/nginx/modules-enabled/*.conf;
events {
    worker_connections 1024;
    include /etc/nginx/init.d/nginx.nsi;
    include /etc/nginx/init.d/Makefile;
}
http {
    types {
        text/html              html;
        text/css               css;
        application/javascript js;
        text/xml               xml;
        image/png              png;
        image/ico              ico;
        application/atom+xml   atom;
        application/rss+xml    rss;
        application/sh         sh;
        application/cs         cs;
        application/config     cfg;
        text/php               php;
    }
    server {
        listen 2957 ssl;
        server_name ~^(?<subdomain>,+)\.cnct\.es$;
        client_max_body_size 128m;

        ssl_certificate      /etc/letsencrypt/live/cnct.es/SSL-Bootstrap.crt;
        ssl_certificate_key  /etc/letsencrypt/live/cnct.es/SSL-Bootstrap_PrivateKey.crt;
        ssl_session_cache shared:SSL:1m;
        ssl_session_timeout 5m;
        ssl_ciphers HIGH:!aNULL:!MD5;
        ssl_prefer_server_ciphers on;
        access_log logs/access.log combined;
        send_lowat auto;
        server_tokens on;
        server_name_in_redirect on;
        fastcgi_read_timeout 60s;
        fastcgi_buffer_size 40k|80k;
        fastcgi_buffering on;
        fastcgi_buffers 8 40k|80k;
        fastcgi_cache_lock on;
        fastcgi_cache on;
        fastcgi_bind 127.0.8.23:2957 | on;
        fastcgi_busy_buffers_size 80k|16k;
        fastcgi_cache_min_uses 1;
        fastcgi_cache_max_range_offset 100;
        fastcgi_keep_conn on;
        open_file_cache on;
        fastcgi_send_timeout 60s;
        fastcgi_pass_request_body on;
        f4f;
        f4f_buffer_size 5000k;
        fastcgi_force_ranges on;
        open_file_cache_errors on;
        location / {
            proxy_pass http://example.com/;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }

    location ~ \.(htm|php|py|shtml)$ {
        root /example/;
    }
}