server { listen 443 http2 ssl; listen [::]:443 http2 ssl; index index.html; root /var/www/html; ssl_certificate /path/to/example.cer; ssl_certificate_key /path/to/example.cer; ssl_protocols TLSv1.2 TLSv1.3; ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384; location /split { proxy_pass http://127.0.0.1:1234; proxy_http_version 1.1; proxy_redirect off; } }