Yes ! Just add something like this to nginx:
All my pages are not visible even if I completely disable IPv4.
Next step is to add GLUE for IPv6. If I try to ping my domain via IPv6 it doesn't work. It resolves the name via IPv4 then responds via IPv6.
-rw-r--r-- 1 root root 31 May 10 15:50 listen_nonssl_back.conf
-rw-r--r-- 1 root root 47 May 10 15:51 listen_nonssl_back_default.conf
-rw-r--r-- 1 root root 27 May 10 15:47 listen_nonssl.conf
-rw-r--r-- 1 root root 44 May 10 15:47 listen_nonssl_default.conf
-rw-r--r-- 1 root root 27 May 10 15:47 listen_nonssl_front.conf
-rw-r--r-- 1 root root 44 May 10 15:49 listen_nonssl_front_default.conf
-rw-r--r-- 1 root root 31 May 10 15:51 listen_ssl_back.conf
-rw-r--r-- 1 root root 47 May 10 15:52 listen_ssl_back_default.conf
-rw-r--r-- 1 root root 29 May 10 15:51 listen_ssl.conf
-rw-r--r-- 1 root root 45 May 10 15:54 listen_ssl_default.conf
-rw-r--r-- 1 root root 29 May 10 15:55 listen_ssl_front.conf
-rw-r--r-- 1 root root 45 May 10 15:55 listen_ssl_front_default.conf
Files are like this:
listen 8080;
listen [::]:8080;
listen 8080 default;
listen [::]:8080 default;
listen 80;
listen [::]:80;
listen 80 default;
listen [::]:80 default;
listen 80;
listen [::]:80;
listen 80 default;
listen [::]:80 default;
listen 8433;
listen [::]:8433;
listen 8433 default;
listen [::]:8433 default;
listen 443;
listen [::]:443;
listen 443 default;
listen [::]:443 default;
listen 443;
listen [::]:443;
listen 443 default;
listen [::]:443 default;