server { listen 443 ssl ipv6only=off; server_name abcapi.xai-corp.net; ssl_certificate /etc/letsencrypt/live/xai-corp.net/fullchain.pem; ssl_certificate_key /etc/letsencrypt/live/xai-corp.net/privkey.pem; #Strict-Transport-Security: max-age=15768000 #add_header Strict-Transport-Security "max-age=15768000; includeSubDomains" always; location / { proxy_pass http://abc-api_nginx; } }