.

dc3/nginx/conf.d/default.conf

@@ -1,5 +1,6 @@
 server {
     listen                     80;
+    listen                     [::]:80;
 
     rewrite                    ^(.*)$ https://$host$1 permanent;
 
@@ -8,6 +9,7 @@ server {
 
 server {
     listen                     443 ssl http2;
+    listen                     [::]:443 ssl http2;
 
     add_header                 X-Xss-Protection 1;
     add_header                 X-Frame-Options DENY;
@@ -15,8 +17,9 @@ server {
 
     ssl_prefer_server_ciphers  on;
     ssl_protocols              TLSv1 TLSv1.1 TLSv1.2;
-    ssl_dhparam                /etc/ssl/certs/dhparam.pem;
-    ssl_ciphers                "EECDH+ECDSA+AESGCM EECDH+aRSA+AESGCM EECDH+ECDSA+SHA384 EECDH+ECDSA+SHA256 EECDH+aRSA+SHA384 EECDH+aRSA+SHA256 EECDH+aRSA+RC4 EECDH EDH+aRSA !aNULL !eNULL !LOW !3DES !MD5 !EXP !PSK !SRP !DSS !RC4";
+    ssl_session_cache          shared:SSL:1m;
+    ssl_session_timeout        10m;
+    ssl_ciphers                HIGH:!aNULL:!MD5;
 
     ssl_certificate            /etc/nginx/conf.crt/dc3.site/fullchain.pem;
     ssl_certificate_key        /etc/nginx/conf.crt/dc3.site/privkey.pem;

dc3/nginx/nginx.conf

@@ -22,6 +22,7 @@ http {
 
     gzip                on;
     tcp_nopush          on;
+    tcp_nodelay         on;
     sendfile            on;
 
     keepalive_timeout   65;