I use https://developers.cloudflare.com/load-balancing/understand-basics/ https://developers.cloudflare.com/load-balancing/understand-... "DNS-only" mode. You c

I use https://developers.cloudflare.com/load-balancing/understand-basics/ https://developers.cloudflare.com/load-balancing/understand-... "DNS-only" mode. You configure pools of IP addresses (you can also use hostname) behind a domain or subdomain (e.g. www), and configure health check. Then if a server goes down it gets removed until the health check passes again. Checks can be configured to come from multiple locations to avoid false positives.