Could you please resolve my problem about nginx

[gemscorpio]

I have add DNS Zones to my host ip, but I visit  www.jumascoul.com, the url will be changed to IP Address.  the content of nginx.conf as follow:

#user  nobody;
worker_processes  1;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    #gzip  on;

    server {
        # Ipv4
        listen 80;

        # IPv6
        # listen [::]:80;

        # SSL Ipv4 & v6
        # listen 443 ssl;
        # listen [::]:443 ssl;

        # Your SSL Certificates, don't forget to take a look at Certbot (https://certbot.eff.org)
        # ssl_certificate /etc/ssl/fullchain.pem;
        # ssl_certificate_key /etc/ssl/privkey.pem;

        # ssl_session_timeout 24h;
        # ssl_session_cache shared:SSL:10m;
        # ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
        # ssl_ciphers ECDH+AESGCM:ECDH+AES256:ECDH+AES128:DH+3DES:RSA+3DES:AES128-SHA:!ADH:!AECDH:!MD5;
        # ssl_prefer_server_ciphers on;
        # Do not forget to create this file before with OpenSSL : "openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048"
        # ssl_dhparam /etc/nginx/ssl/dhparam.pem;

        # [REQUIRED EDIT] Your domain name goes here
        server_name www.jumascoul.com jumascoul.com;

        # [REQUIRED EDIT] Absolute path to your website root on the filesystem
        root /usr/share/nginx/html;

        index index.php;

        # Redirect 404 errors to prestashop
        error_page 404 /index.php?controller=404;

        # Gzip Settings, convert all types.
        gzip on;
        gzip_vary on;
        gzip_proxied any;

        # Can be enhance to 5, but it can slow you server
        # gzip_comp_level    5;
        # gzip_min_length    256;

        gzip_types
            application/atom+xml
            application/javascript
            application/json
            application/ld+json
            application/manifest+json
            application/rss+xml
            application/vnd.geo+json
            application/vnd.ms-fontobject
            application/x-font-ttf
            application/x-web-app-manifest+json
            application/xhtml+xml
            application/xml
            font/opentype
            image/bmp
            image/svg+xml
            image/x-icon
            text/cache-manifest
            text/css
            text/plain
            text/vcard
            text/vnd.rim.location.xloc
            text/vtt
            text/x-component
            text/x-cross-domain-policy;

        gzip_disable "MSIE [1-6]\.(?!.*SV1)";

        # HSTS (Force clients to interact with your website using HTTPS only)
        # For enhanced security, register your site here: https://hstspreload.org/
        # WARNING: Don't use this if your site is not fully on HTTPS!
        # add_header Strict-Transport-Security "max-age=63072000; includeSubDomains" preload; always;

        # Cloudflare / Max CDN fix
        location ~* \.(eot|otf|ttf|woff|woff2)$ {
            add_header Access-Control-Allow-Origin *;
        }

        # Do not save logs for these
        location = /favicon.ico {
            log_not_found off;
            access_log off;
        }
        location = /robots.txt {
            auth_basic off;
            allow all;
            log_not_found off;
            access_log off;
        }

        location / {
            # Redirect pretty urls to index.php
            try_files $uri $uri/ /index.php?$args;

            # Images
            rewrite ^/([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$1$2$3.jpg last;
            rewrite ^/([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$1$2$3$4.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$1$2$3$4$5.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$4/$1$2$3$4$5$6.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$4/$5/$1$2$3$4$5$6$7.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$4/$5/$6/$1$2$3$4$5$6$7$8.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$4/$5/$6/$7/$1$2$3$4$5$6$7$8$9.jpg last;
            rewrite ^/([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])([0-9])(-[_a-zA-Z0-9-]*)?(-[0-9]+)?/.+.jpg$ /img/p/$1/$2/$3/$4/$5/$6/$7/$8/$1$2$3$4$5$6$7$8$9$10.jpg last;
            rewrite ^/c/([0-9]+)(-[.*_a-zA-Z0-9-]*)(-[0-9]+)?/.+.jpg$ /img/c/$1$2$3.jpg last;
            rewrite ^/c/([a-zA-Z_-]+)(-[0-9]+)?/.+.jpg$ /img/c/$1$2.jpg last;

            # AlphaImageLoader for IE and fancybox
            rewrite ^images_ie/?([^/]+)\.(jpe?g|png|gif)$ js/jquery/plugins/fancybox/images/$1.$2 last;

            # Web service API
            rewrite ^/api/?(.*)$ /webservice/dispatcher.php?url=$1 last;

            # Installation sandbox
            rewrite ^(/install(?:-dev)?/sandbox)/(.*) /$1/test.php last;
        }

        # File security
        # .htaccess .DS_Store .htpasswd etc
        location ~ /\. {
            deny all;
        }
        # Source code directories
        location ~ ^/(app|bin|cache|classes|config|controllers|docs|localization|override|src|tests|tools|translations|travis-scripts|vendor)/ {
            deny all;
        }
        # Prevent exposing other sensitive files
        location ~ \.(yml|log|tpl|twig|sass)$ {
            deny all;
        }

        # Prevent injection of php files
        location /upload {
            location ~ \.php$ {
                deny all;
            }
        }
        location /img {
            location ~ \.php$ {
                deny all;
            }
        }

        location ~ \.(json)$ {
            allow all;
        }

        # PHP FPM part
        location ~ [^/]\.php(/|$) {
            # Verify that the file exists, redirect to index if not
            try_files $fastcgi_script_name /index.php$uri&$args;

            fastcgi_index  index.php;

            # Envirnoment variables for PHP
            fastcgi_split_path_info ^(.+\.php)(/.+)$;

            include       fastcgi_params;

            fastcgi_param PATH_INFO       $fastcgi_path_info;
            fastcgi_param PATH_TRANSLATED $document_root$fastcgi_path_info;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;

            include fastcgi.conf;

            # [REQUIRED EDIT] Connection to PHP-FPM - choose one
            # fastcgi_pass 127.0.0.1:9000;
            fastcgi_pass unix:/run/php-fpm/php-fcgi.sock;

            fastcgi_keep_conn on;
            fastcgi_read_timeout 30s;
            fastcgi_send_timeout 30s;

            # In case of long loading or 502 / 504 errors
            # fastcgi_buffer_size 256k;
            # fastcgi_buffers 256 16k;
            # fastcgi_busy_buffers_size 256k;
            client_max_body_size 10M;
        }
    }

    # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}

    # HTTPS server
    #
    #server {
    #    listen       443 ssl;
    #    server_name  localhost;

    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  cert.key;

    #    ssl_session_cache    shared:SSL:1m;
    #    ssl_session_timeout  5m;

    #    ssl_ciphers  HIGH:!aNULL:!MD5;
    #    ssl_prefer_server_ciphers  on;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}

}